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)
        Other Body Subjects (43,11,1)
        Cosmetics (21,3,0)
        Personal Training (49,8,0)
        Sexuality (41,26,0)
        Dietetics (44,7,0)
        First Aid Training (54,8,0)
        Pharmacology (125,24,2)
    Chemistry (1912, 628, 32)
        Chemistry in General (1526,544,30)
        Other Chemistry Subjects (386,84,2)
    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)
    Computers, ICT (6100, 2066, 201)
        Computers in General (1019,444,17)
        Computer Literacy (238,48,1)
        Programming Languages (2351, 979, 129)
            Programming Languages in General (241,77,5)
            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)
            Perl (8,1,0)
            Swift (3,3,0)
            Ruby (1,0,0)
            Transact-SQL (27,9,2)
            Unix Shells (47,13,1)
        Software Development Platforms (300, 89, 6)
            Software Development Platforms in General (36,29,2)
            Microsoft .NET (107,28,0)
            Apache MySQL PHP (59,11,2)
            Java Development Platform (98,21,2)
            Amazon Alexa Skills
        Software development for mobile devices (56, 16, 3)
            iOS software development (10,2,0)
            Android software development (42,12,3)
            Software development for other mobile systems (4,2,0)
        Content Management Systems - CMS (71, 32, 4)
            Joomla (13,10,2)
            Wordpress (43,19,2)
            Other CMS (15,3,0)
        Databases (635, 121, 13)
            Database Theory (145,16,2)
            SQL Server (146,36,4)
            Databases - Oracle (101,29,5)
            Databases - DB2 (11,2,0)
            Databases - Teradata (5,1,1)
            Databases - MySQL (101,20,1)
            SQL Language (126,17,0)
        Data Communications (71,22,2)
        Data Security (37,17,2)
        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, 94, 7)
            Microsoft Word (224,16,0)
            Microsoft Excel (207,20,1)
            Microsoft PowerPoint (145,5,0)
            Microsoft Access (42,14,2)
            AutoCAD (48,20,4)
            Adobe Photoshop (38,11,0)
            Apple Final Cut (1,1,0)
            Maxon Cinema 4D (0,1,0)
            Desktop Publishing Software (6,1,0)
            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)
    Cooking, Food and Drink (249, 70, 2)
        Cooking, food and drink in general (122,37,1)
        Italian Cuisine (48,5,1)
        French Cuisine (9,5,0)
        Oriental Cuisine (11,3,0)
        Pastry (19,3,0)
        Other Food and Drink Subjects (36,14,0)
        Beer making (2,0,0)
        Wine making, Enology (1,2,0)
        Wine tasting (1,1,0)
    Crafts (107, 32, 2)
        Other Crafts (26,2,0)
        Butchery
        Plumbing (2,8,0)
        Blacksmith Works (1,0,0)
        Mechanic Works (2,2,1)
        Construction (5,2,0)
        Electric Works (3,1,0)
        Pottery (3,3,0)
        Jewelery (10,3,0)
        Carpentry (3,2,0)
        Do-it-yourself (52,9,1)
        Macro-economics (261,49,2)
        Quality Assurance (13,2,0)
        Project Management (75,30,1)
        Job Search (23,1,0)
        Job Interview Preparation (65,2,0)
        Personnel Recruiting (15,0,0)
        Human Resource Management (121,27,2)
        Advertising (45,6,0)
        Business Management (310,139,3)
        Public Relations (25,5,0)
        Procurements (6,4,0)
        Marketing (191,58,1)
        Insurance (22,3,0)
        Finance and Banking (224,87,2)
        Investments (67,12,1)
            Other accounting and ERP software (14,2,0)
        Tax (72,12,0)
            SAP (26,6,0)
            Quickbooks (7,6,0)
        Micro-economics (289,52,2)
        Accounting and Bookkeeping (488,91,7)

        Accounting and ERP software (47, 14, 0)
        Economics in General (620,241,8)
    Economics, Business (2979, 835, 29)
        Other Engineering (568,369,20)
        Automobile Engineering (76,37,0)
        Motorcycle Engineering (17,5,0)
        Aviation Engineering (45,24,2)
    Engineering (706, 435, 22)
        History of Africa (18,5,0)
        History of Australia (3,1,0)
        Historiography (11,0,0)
        Other History Subjects (44,35,1)
        History of Europe (49,9,1)
        History of Asia (36,8,0)
        History of the Americas (42,33,2)
        History - Modern (1789-1989) (57,22,0)
        History - Early modern (1492-1789) (54,13,0)
        History - Antiquity (500 BCE - 500 CE) (59,7,0)
        History - Middle Ages (500-1492) (60,18,1)
        Pre-historic (< 2500 BCE) (9,6,0)
        History - Earliest records (2500 - 500 BCE) (31,3,0)
    History (1424, 383, 11)
        History in general (851,209,5)
        Contemporary History (100,14,1)
        Other Hobbies (50,23,0)
            Other Games (10,3,1)
            Card Games (11,3,0)
            Society Games (2,0,0)
            Computer Games (25,17,0)
    Hobbies (162, 58, 1)
        Gardening (19,6,0)
        Graphology, Handwriting Analysis (10,3,0)
        Games (83, 26, 1)
            Chesss (35,3,0)
        Other Internet subjects (21,7,1)
        Internet Services (32,7,1)
        Internet Regulations (5,1,0)
        Internet Sociology (10,2,0)
        Internet Marketing (66,16,2)
        Internet Technology (106,41,2)
    Internet (613, 124, 6)
        Internet in General (373,50,0)
        French (1101,239,11)
        German (501,174,18)
        Greek (modern) (64,4,1)
        Greek (ancient) (192,11,1)
        Portuguese (123,21,1)
        Russian (284,34,1)
        Sanskrit (14,6,1)
        Spanish (1189,213,13)
        Swahili (148,28,4)
        Swedish (15,3,0)
        Other Languages (321,34,2)
        Polish (26,0,0)
        Italian (1294,82,10)
        Indonesian (13,6,0)
        Latin (363,27,0)
        Norwegian (4,0,0)
        Japanese (63,26,0)
        Hebrew (18,9,0)
        Hindi-Urdu (181,8,0)
        Arabic (310,53,2)
        Bulgarian (22,2,0)
        Chinese (Mandarin) (194,48,1)
        Czech (9,1,0)
        Danish (6,1,0)
        Dutch (20,12,3)
        English (5167,823,71)
        Finnish (5,0,0)
    Languages (11647, 1865, 140)
        Other Law Subjects (77,17,1)
        Criminal Law (52,24,0)
        International Law (55,11,1)
        Intellectual Property Law (Copyright) (17,1,0)
    Law (688, 139, 3)
        Law in General (315,63,1)
        Public Law (96,13,0)
        Civil Law (76,10,0)
    Literature, Writing (3226, 611, 35)
        Literature in General (698,164,9)
        Classical Studies (76,13,1)
        Poetry (119,27,3)
        Humour (8,2,0)
        Journalism (54,14,0)
        Other Literature Subjects (77,22,5)
        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)
        History of Literature (145,8,0)
        German Literature (63,10,0)
        Calculus (1275,215,16)
        Differential equations (856,81,8)
        Matlab (193,41,5)
        Other mathematical subjects (862,242,27)
        Algebra (2118,814,73)
        Trigonometry (1531,179,6)

    Mathematics (11024, 2746, 202)
        Mathematics in General (4189,1174,67)
        Newspaper and Magazine Publishing (20,6,0)
        TV and Radio Production (19,10,0)
        Sound Engineering (8,4,0)
        Video Editing (35,14,0)
        Media and Publishing in General (35,37,1)
    Media, TV, Radio, Publishing (117, 71, 1)
    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)
        Other Photography Subjects (10,4,0)
        Image Processing Software (27,7,0)
    Photography (104, 51, 0)
        Photography History (14,9,0)
        Digital Photography (43,30,0)
        Analog Photography (10,1,0)
        Other Physics Subjects (369,60,1)
        Electricity and Electronics (537,64,4)
        Physics in General (1874,450,27)
    Physics (2780, 574, 32)
        History of Politics (29,7,0)
        Other Politics Subjects (23,11,2)
    Politics (178, 60, 4)
        Political Science in General (126,42,2)
    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)
        Other Religion Subjects (71,11,0)
        Religion in General (141,34,1)
    Religion (268, 59, 1)
        History of Religions (56,14,0)
        Other Self-improvement Subjects (24,5,0)
        How to Overcome Fears (57,1,0)
        How to Overcome Shyness (73,4,0)
        How to Increase Motivation (97,3,0)
        How to Increase Self-Esteem (105,3,0)
        Personal Development (112,11,0)
        Self-improvement in General (237,22,0)
    Self-improvement (705, 49, 0)
        Skating (2,3,0)
        Other Sports (99,40,0)
        Ski, Snowboard (1,1,0)
        Martial Arts, Self-Defense (27,7,0)
        Golf (3,2,0)
    Sports (159, 69, 0)
        Swimming (27,16,0)
        Other Theatre Subjects (12,5,0)
        Theatre Directing (13,1,0)
        Theatre Acting (52,39,0)
    Theatre, Drama (114, 50, 0)
        Theatre History (37,5,0)
        Party Organization (13,2,0)
        Tour and Travel Management (76,29,0)
        Event Management (23,6,1)
        Restaurant Management (16,3,0)
        Hotel Management (36,19,0)
    Tourism and Entertainment (164, 59, 1)
        Other Sciences and Technologies (95,50,1)
        Statistics (212,68,15)
        Botany (71,3,0)
        Quantity surveyor and land surveyor subjects (22,3,0)
        Geology, Earth Sciences (94,44,3)
        Zootechny, Animal Farming (7,3,0)
        Zoology (79,7,0)
        Astronomy (18,8,0)
        Ecology, Environment Sciences (101,26,2)
        Architecture (29,10,0)
        Agriculture, Agronomy (35,5,0)
    Other Sciences (763, 227, 21)
        Other Social Sciences (29,19,0)
        Sociology (125,30,0)
        Linguistics (73,24,2)
        Geography (204,44,0)
        Pedagogy, Education (94,19,1)
        Anthropology (62,11,0)
        Social Sciences in General (155,33,2)
    Other Social Sciences (742, 180, 5)
        Magic, Illusionism, Prestidigitation (1,2,0)
        Pets and Animals (20,9,0)
        Private investigations (detective) (0,1,0)
        Other Subjects (286,202,6)
        Numerology (7,2,0)
        Psychic Reading (3,5,0)
        Astrology and horoscope (8,3,0)
        Shiatsu Massage
        Reiki (6,1,0)
        Yoga (25,5,0)
        Meditation (23,5,0)
        Disk Jockey (1,0,0)
        Dance (29,11,0)
        Life Coaching (84,6,0)
        Public Speaking (109,13,0)
        Fashion and Textiles (23,9,2)
        Archaeology (14,4,0)
        Interior design and decoration (25,7,0)
        Antiques (1,5,0)
        Primary School Subjects (569,57,3)
    Other (1234, 347, 11)