Subjects

    Arts (823, 439, 9)
        Arts in General (149,158,4)
        History of Arts (311,61,2)
        Painting (64,34,0)
        Drawing (127,82,1)
        Animation (16,23,0)
        Graphic Design (98,49,2)
        Other Arts (58,32,0)
    Biology (2120, 700, 27)
        Biology in General (1424,517,14)
        Genetics (332,93,9)
        Other Biology Subjects (364,90,4)
    Body and Health (1009, 297, 22)
        Body in General (135,52,1)
        Anatomy and Physiology (314,86,13)
        Alternative Medicine (42,10,2)
        Medicine and Health (141,62,3)
        Dietetics (44,7,0)
        Sexuality (41,26,0)
        Cosmetics (21,3,0)
        Personal Training (49,8,0)
        Other Body Subjects (43,11,1)
        Pharmacology (125,24,2)
        First Aid Training (54,8,0)
    Chemistry (1910, 628, 32)
        Chemistry in General (1525,544,30)
        Other Chemistry Subjects (385,84,2)
    Cinema (120, 39, 0)
        Cinema in General (49,15,0)
        Cinema History (42,7,0)
        Cinema Acting (11,7,0)
        Cinema Directing (9,7,0)
        Other Cinema Subjects (9,3,0)
            Software development for other mobile systems (4,2,0)
            Microsoft Access (42,13,2)
            AutoCAD (48,20,4)
            Wordpress (43,19,2)
            Databases - Teradata (5,1,1)
            Unix Shells (47,13,1)
            Ruby (1,0,0)
            Other computer applications (24,5,0)
        IT Project Management (80,44,6)
        IT Quality Assurance (32,7,0)
        Search Engine Optimization - SEO (26,9,0)
        Ethical hacking (16,19,2)
        Other Computer Subjects (151,53,2)
            Microsoft PowerPoint (145,5,0)
            Desktop Publishing Software (6,1,0)
            Maxon Cinema 4D (0,1,0)
            Apple Final Cut (1,1,0)
            Adobe Photoshop (38,11,0)
        Operating Systems (282, 72, 7)
            Unix (39,13,1)
            Windows (152,20,0)
            Linux (74,36,6)
            Mac OS (17,3,0)
        Computer Applications (735, 93, 7)
            Microsoft Word (224,16,0)
            Microsoft Excel (207,20,1)
        Data Security (37,17,2)
        Data Communications (71,22,2)
            Databases - MySQL (101,20,1)
            SQL Language (126,17,0)
            Databases - DB2 (11,2,0)
            Databases - Oracle (101,29,5)
            SQL Server (146,36,4)
            Database Theory (145,16,2)
            Other CMS (15,3,0)
        Databases (635, 121, 13)
        Content Management Systems - CMS (71, 32, 4)
            Joomla (13,10,2)
            iOS software development (10,2,0)
            Android software development (42,12,3)
            Amazon Alexa Skills
        Software development for mobile devices (56, 16, 3)
            Microsoft .NET (107,28,0)
            Software Development Platforms in General (36,29,2)
            Java Development Platform (98,21,2)
            Apache MySQL PHP (59,11,2)
        Software Development Platforms (300, 89, 6)
            Transact-SQL (27,9,2)
            Perl (8,1,0)
            Swift (3,3,0)
            C (113,15,3)
            C++ (388,96,10)
            C# (174,145,25)
            Java (457,281,40)
            HTML/CSS (329,90,9)
            Javascript (205,80,7)
            PHP (164,77,14)
            Node.js (2,1,0)
            Objective-C (8,2,0)
            Visual Basic (73,14,1)
            Python (111,75,12)
            Programming Languages in General (241,77,5)
        Programming Languages (2351, 979, 129)
    Computers, ICT (6100, 2065, 201)
        Computers in General (1019,444,17)
        Computer Literacy (238,48,1)
        Wine tasting (1,1,0)
        Beer making (2,0,0)
        Other Food and Drink Subjects (36,14,0)
        Wine making, Enology (1,2,0)
        French Cuisine (9,5,0)
        Oriental Cuisine (11,3,0)
        Pastry (19,3,0)
        Italian Cuisine (48,5,1)
    Cooking, Food and Drink (249, 70, 2)
        Cooking, food and drink in general (122,37,1)
        Mechanic Works (2,2,1)
        Other Crafts (26,2,0)
        Do-it-yourself (52,9,1)
        Pottery (3,3,0)
        Jewelery (10,3,0)
        Carpentry (3,2,0)
        Electric Works (3,1,0)
        Construction (5,2,0)
        Butchery
        Plumbing (2,8,0)
        Blacksmith Works (1,0,0)

    Crafts (107, 32, 2)
        Macro-economics (261,49,2)
        Micro-economics (289,52,2)
        Accounting and Bookkeeping (488,91,7)
        Accounting and ERP software (47, 14, 0)
            SAP (26,6,0)
            Quickbooks (7,6,0)
            Other accounting and ERP software (14,2,0)
        Tax (72,12,0)
        Finance and Banking (224,87,2)
        Investments (67,12,1)
        Insurance (22,3,0)
        Business Management (310,139,3)
        Public Relations (25,5,0)
        Marketing (191,58,1)
        Advertising (45,6,0)
        Procurements (6,4,0)
        Human Resource Management (121,27,2)
        Personnel Recruiting (15,0,0)
        Job Search (23,1,0)
        Job Interview Preparation (65,2,0)
    Economics, Business (2979, 835, 29)
        Economics in General (620,241,8)
        Quality Assurance (13,2,0)
        Project Management (75,30,1)
        Other Engineering (568,369,20)
        Aviation Engineering (45,24,2)
    Engineering (706, 435, 22)
        Automobile Engineering (76,37,0)
        Motorcycle Engineering (17,5,0)
        History - Early modern (1492-1789) (54,13,0)
        History - Modern (1789-1989) (57,22,0)
        History of the Americas (42,33,2)
        History of Europe (49,9,1)
        History of Asia (36,8,0)
        History of Africa (18,5,0)
        History of Australia (3,1,0)
        Historiography (11,0,0)
        Other History Subjects (44,35,1)
        History - Middle Ages (500-1492) (60,18,1)
        History - Antiquity (500 BCE - 500 CE) (59,7,0)
        Pre-historic (< 2500 BCE) (9,6,0)
        History - Earliest records (2500 - 500 BCE) (31,3,0)
        Contemporary History (100,14,1)
    History (1424, 383, 11)
        History in general (851,209,5)
    Hobbies (162, 58, 1)
        Gardening (19,6,0)
        Graphology, Handwriting Analysis (10,3,0)
        Games (83, 26, 1)
            Chesss (35,3,0)
            Card Games (11,3,0)
            Society Games (2,0,0)
            Computer Games (25,17,0)
            Other Games (10,3,1)
        Other Hobbies (50,23,0)
    Internet (613, 124, 6)
        Internet in General (373,50,0)
        Internet Technology (106,41,2)
        Internet Services (32,7,1)
        Internet Regulations (5,1,0)
        Internet Sociology (10,2,0)
        Internet Marketing (66,16,2)
        Other Internet subjects (21,7,1)
    Languages (11641, 1863, 140)
        Arabic (310,52,2)
        Bulgarian (22,2,0)
        Chinese (Mandarin) (194,48,1)
        Czech (9,1,0)
        Danish (6,1,0)
        Dutch (20,12,3)
        English (5165,823,71)
        Finnish (5,0,0)
        French (1099,239,11)
        German (501,174,18)
        Greek (modern) (64,4,1)
        Greek (ancient) (192,11,1)
        Hebrew (18,9,0)
        Hindi-Urdu (181,8,0)
        Italian (1292,82,10)
        Indonesian (13,6,0)
        Latin (363,27,0)
        Norwegian (4,0,0)
        Japanese (63,26,0)
        Polish (26,0,0)
        Portuguese (123,21,1)
        Russian (284,34,1)
        Sanskrit (14,6,1)
        Spanish (1189,212,13)
        Swahili (148,28,4)
        Swedish (15,3,0)
        Other Languages (321,34,2)
    Law (688, 139, 3)
        Law in General (315,63,1)
        Public Law (96,13,0)
        Civil Law (76,10,0)
        Criminal Law (52,24,0)
        International Law (55,11,1)
        Intellectual Property Law (Copyright) (17,1,0)
        Other Law Subjects (77,17,1)
    Literature, Writing (3226, 611, 35)
        Literature in General (698,164,9)
        Classical Studies (76,13,1)
        History of Literature (145,8,0)
        German Literature (63,10,0)
        English Literature (684,214,10)
        French Literature (188,17,0)
        Italian Literature (551,39,0)
        Spanish Literature (143,15,0)
        Other National Literatures (47,4,0)
        Creative Writing (373,62,7)
        Poetry (119,27,3)
        Humour (8,2,0)
        Journalism (54,14,0)
        Other Literature Subjects (77,22,5)

    Mathematics (11020, 2744, 202)
        Mathematics in General (4188,1173,67)
        Algebra (2117,813,73)
        Trigonometry (1530,179,6)
        Calculus (1274,215,16)
        Differential equations (856,81,8)
        Matlab (193,41,5)
        Other mathematical subjects (862,242,27)
    Media, TV, Radio, Publishing (117, 71, 1)
        Media and Publishing in General (35,37,1)
        Video Editing (35,14,0)
        Sound Engineering (8,4,0)
        TV and Radio Production (19,10,0)
        Newspaper and Magazine Publishing (20,6,0)
    Music (569, 191, 4)
        History of Music (69,17,1)
        Solfege (89,11,0)
        Music software and Technology (17,9,0)
        Piano, Organ (86,34,0)
        Guitar (69,23,1)
        Bass Guitar (18,4,0)
        Flute (18,5,0)
        Drums, Percussions (10,6,0)
        Harmonica (1,0,0)
        Violin (12,14,0)
        Singing (88,32,2)
        Other musical instruments (33,21,0)
        Other Music Subjects (59,15,0)
    Philosophy (762, 107, 4)
        History of Philosophy (229,23,0)
        Philosophy in General (436,66,4)
        Philosophical counseling (21,1,0)
        Other Philosophy Subjects (76,17,0)
    Photography (104, 51, 0)
        Photography History (14,9,0)
        Digital Photography (43,30,0)
        Analog Photography (10,1,0)
        Image Processing Software (27,7,0)
        Other Photography Subjects (10,4,0)
    Physics (2778, 574, 32)
        Physics in General (1873,450,27)
        Electricity and Electronics (537,64,4)
        Other Physics Subjects (368,60,1)
    Politics (177, 60, 4)
        Political Science in General (125,42,2)
        History of Politics (29,7,0)
        Other Politics Subjects (23,11,2)
    Psychology (680, 180, 5)
        Psychology in General (350,123,4)
        Motivation (80,10,0)
        Emotion (68,9,0)
        Psychotherapy (40,12,0)
        Love and Relationship (70,11,0)
        Other Mind-related Subjects (72,15,1)
    Religion (268, 59, 1)
        History of Religions (56,14,0)
        Religion in General (141,34,1)
        Other Religion Subjects (71,11,0)
    Self-improvement (705, 49, 0)
        Self-improvement in General (237,22,0)
        Personal Development (112,11,0)
        How to Increase Self-Esteem (105,3,0)
        How to Increase Motivation (97,3,0)
        How to Overcome Shyness (73,4,0)
        How to Overcome Fears (57,1,0)
        Other Self-improvement Subjects (24,5,0)
        Golf (3,2,0)
        Martial Arts, Self-Defense (27,7,0)
        Other Sports (99,40,0)
        Skating (2,3,0)
        Ski, Snowboard (1,1,0)
    Sports (159, 69, 0)
        Swimming (27,16,0)
    Theatre, Drama (114, 50, 0)
        Theatre History (37,5,0)
        Theatre Acting (52,39,0)
        Theatre Directing (13,1,0)
        Other Theatre Subjects (12,5,0)
        Restaurant Management (16,3,0)
    Tourism and Entertainment (164, 59, 1)
        Hotel Management (36,19,0)
        Party Organization (13,2,0)
        Event Management (23,6,1)
        Tour and Travel Management (76,29,0)
    Other Sciences (763, 227, 21)
        Agriculture, Agronomy (35,5,0)
        Architecture (29,10,0)
        Ecology, Environment Sciences (101,26,2)
        Astronomy (18,8,0)
        Zoology (79,7,0)
        Zootechny, Animal Farming (7,3,0)
        Geology, Earth Sciences (94,44,3)
        Quantity surveyor and land surveyor subjects (22,3,0)
        Botany (71,3,0)
        Statistics (212,68,15)
        Other Sciences and Technologies (95,50,1)
    Other Social Sciences (742, 180, 5)
        Social Sciences in General (155,33,2)
        Anthropology (62,11,0)
        Pedagogy, Education (94,19,1)
        Geography (204,44,0)
        Linguistics (73,24,2)
        Sociology (125,30,0)
        Other Social Sciences (29,19,0)
        Pets and Animals (20,9,0)
        Private investigations (detective) (0,1,0)
        Other Subjects (286,202,6)
        Astrology and horoscope (8,3,0)
        Numerology (7,2,0)
        Psychic Reading (3,5,0)
        Magic, Illusionism, Prestidigitation (1,2,0)
        Reiki (6,1,0)
        Shiatsu Massage
        Meditation (23,5,0)
        Disk Jockey (1,0,0)
        Yoga (25,5,0)
        Dance (29,11,0)
        Life Coaching (84,6,0)
        Public Speaking (109,13,0)
        Fashion and Textiles (23,9,2)
        Archaeology (14,4,0)
        Primary School Subjects (569,57,3)
        Antiques (1,5,0)
        Interior design and decoration (25,7,0)
    Other (1234, 347, 11)