Subjects

    Arts (826, 439, 9)
        Arts in General (150,158,4)
        History of Arts (312,61,2)
        Painting (64,34,0)
        Drawing (128,82,1)
        Animation (16,23,0)
        Graphic Design (98,49,2)
        Other Arts (58,32,0)
    Biology (2124, 700, 27)
        Biology in General (1428,517,14)
        Genetics (332,93,9)
        Other Biology Subjects (364,90,4)
    Body and Health (1010, 297, 22)
        Body in General (135,52,1)
        Anatomy and Physiology (315,86,13)
        Alternative Medicine (42,10,2)
        Medicine and Health (141,62,3)
        First Aid Training (54,8,0)
        Pharmacology (125,24,2)
        Dietetics (44,7,0)
        Sexuality (41,26,0)
        Cosmetics (21,3,0)
        Personal Training (49,8,0)
        Other Body Subjects (43,11,1)
    Chemistry (1914, 628, 32)
        Chemistry in General (1528,544,30)
        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 (6107, 2066, 201)
        Computers in General (1019,444,17)
        Computer Literacy (238,48,1)
        Programming Languages (2354, 979, 129)
            Programming Languages in General (242,77,5)
            C (113,15,3)
            C++ (388,96,10)
            C# (174,145,25)
            Java (458,281,40)
            HTML/CSS (330,90,9)
            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 (302, 89, 6)
            Software Development Platforms in General (37,29,2)
            Microsoft .NET (107,28,0)
            Apache MySQL PHP (59,11,2)
            Java Development Platform (99,21,2)
            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 (283, 72, 7)
            Unix (39,13,1)
            Windows (152,20,0)
            Linux (75,36,6)
            Mac OS (17,3,0)
        Computer Applications (736, 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 (25,5,0)
        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)
        Wine making, Enology (1,2,0)
        Wine tasting (1,1,0)
        Beer making (2,0,0)
        Other Food and Drink Subjects (36,14,0)
    Crafts (107, 32, 2)
        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)
        Mechanic Works (2,2,1)
        Other Crafts (26,2,0)

    Economics, Business (2979, 835, 29)
        Economics in General (620,241,8)
        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)
        Project Management (75,30,1)
        Quality Assurance (13,2,0)
    Engineering (704, 435, 22)
        Automobile Engineering (76,37,0)
        Motorcycle Engineering (17,5,0)
        Aviation Engineering (44,24,2)
        Other Engineering (567,369,20)
        History of Asia (36,8,0)
        History of Africa (18,5,0)
        History of Australia (3,1,0)
        Historiography (11,0,0)
    History (1425, 383, 11)
        History in general (852,209,5)
        Contemporary History (100,14,1)
        Pre-historic (< 2500 BCE) (9,6,0)
        History - Earliest records (2500 - 500 BCE) (31,3,0)
        History - Antiquity (500 BCE - 500 CE) (59,7,0)
        History - Middle Ages (500-1492) (60,18,1)
        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)
        Other History Subjects (44,35,1)
        Other Hobbies (50,23,0)
            Society Games (2,0,0)
            Computer Games (25,17,0)
            Other Games (10,3,1)
            Chesss (35,3,0)
            Card Games (11,3,0)
    Hobbies (163, 58, 1)
        Gardening (20,6,0)
        Graphology, Handwriting Analysis (10,3,0)
        Games (83, 26, 1)
        Other Internet subjects (21,7,1)
        Internet Technology (106,41,2)
        Internet Marketing (66,16,2)
        Internet Sociology (10,2,0)
        Internet Regulations (5,1,0)
        Internet Services (32,7,1)
        Internet in General (373,50,0)
    Internet (613, 124, 6)
        Italian (1298,82,10)
    Languages (11683, 1867, 140)
        Arabic (311,53,2)
        Swedish (15,3,0)
        Other Languages (323,34,2)
        Swahili (148,28,4)
        Sanskrit (14,6,1)
        Spanish (1198,214,13)
        Portuguese (123,21,1)
        Russian (284,34,1)
        Latin (363,27,0)
        Norwegian (4,0,0)
        Polish (26,0,0)
        Japanese (64,26,0)
        Indonesian (13,6,0)
        Hebrew (18,9,0)
        Hindi-Urdu (181,8,0)
        German (502,174,18)
        Greek (modern) (64,4,1)
        Greek (ancient) (192,11,1)
        Danish (6,1,0)
        Dutch (20,12,3)
        English (5183,824,71)
        Finnish (5,0,0)
        French (1103,239,11)
        Czech (9,1,0)
        Chinese (Mandarin) (194,48,1)
        Bulgarian (22,2,0)
        Civil Law (76,10,0)
        Intellectual Property Law (Copyright) (17,1,0)
        Other Law Subjects (77,17,1)
        Criminal Law (52,24,0)
        International Law (55,11,1)
    Law (688, 139, 3)
        Law in General (315,63,1)
        Public Law (96,13,0)
        Other National Literatures (47,4,0)
        Creative Writing (374,62,7)
        Poetry (119,27,3)
        Other Literature Subjects (77,22,5)
        Journalism (54,14,0)
        Humour (8,2,0)
        Spanish Literature (143,15,0)
        Classical Studies (76,13,1)
        History of Literature (145,8,0)
        German Literature (63,10,0)
        English Literature (686,214,10)
        French Literature (188,17,0)
        Italian Literature (551,39,0)
    Literature, Writing (3229, 611, 35)
        Literature in General (698,164,9)
        Algebra (2121,814,73)
        Trigonometry (1533,179,6)
        Calculus (1276,215,16)
        Differential equations (857,81,8)
        Other mathematical subjects (864,242,27)
        Matlab (193,41,5)
        Mathematics in General (4194,1174,67)

    Mathematics (11038, 2746, 202)
        Newspaper and Magazine Publishing (20,6,0)
        TV and Radio Production (19,10,0)
        Video Editing (35,14,0)
        Sound Engineering (8,4,0)
    Media, TV, Radio, Publishing (117, 71, 1)
        Media and Publishing in General (35,37,1)
        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)
    Music (569, 191, 4)
        History of Music (69,17,1)
        Solfege (89,11,0)
        Music software and Technology (17,9,0)
        Philosophical counseling (21,1,0)
        Other Philosophy Subjects (76,17,0)
    Philosophy (763, 107, 4)
        History of Philosophy (229,23,0)
        Philosophy in General (437,66,4)
    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 (2782, 574, 32)
        Physics in General (1875,450,27)
        Electricity and Electronics (538,64,4)
        Other Physics Subjects (369,60,1)
    Politics (178, 60, 4)
        Political Science in General (126,42,2)
        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)
        How to Increase Motivation (97,3,0)
        Other Self-improvement Subjects (24,5,0)
        Self-improvement in General (237,22,0)
        How to Overcome Shyness (73,4,0)
        How to Overcome Fears (57,1,0)
        Personal Development (114,11,0)
        How to Increase Self-Esteem (105,3,0)
    Self-improvement (707, 49, 0)
        Ski, Snowboard (1,1,0)
        Martial Arts, Self-Defense (27,7,0)
        Other Sports (99,40,0)
        Skating (2,3,0)
        Swimming (27,16,0)
        Golf (3,2,0)
    Sports (159, 69, 0)
        Other Theatre Subjects (12,5,0)
        Theatre Directing (13,1,0)
        Theatre Acting (52,39,0)
        Theatre History (37,5,0)
    Theatre, Drama (114, 50, 0)
        Party Organization (13,2,0)
        Tour and Travel Management (77,29,0)
        Event Management (23,6,1)
        Hotel Management (37,19,0)
        Restaurant Management (16,3,0)
    Tourism and Entertainment (166, 59, 1)
    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)
        Linguistics (73,24,2)
        Other Social Sciences (29,19,0)
        Sociology (125,30,0)
        Geography (205,44,0)
        Pedagogy, Education (94,19,1)
        Anthropology (62,11,0)
    Other Social Sciences (743, 180, 5)
        Social Sciences in General (155,33,2)
    Other (1234, 347, 11)
        Primary School Subjects (569,57,3)
        Antiques (1,5,0)
        Interior design and decoration (25,7,0)
        Archaeology (14,4,0)
        Fashion and Textiles (23,9,2)
        Public Speaking (109,13,0)
        Life Coaching (84,6,0)
        Dance (29,11,0)
        Other Subjects (286,202,6)
        Private investigations (detective) (0,1,0)
        Pets and Animals (20,9,0)
        Magic, Illusionism, Prestidigitation (1,2,0)
        Psychic Reading (3,5,0)
        Numerology (7,2,0)
        Astrology and horoscope (8,3,0)
        Reiki (6,1,0)
        Shiatsu Massage
        Meditation (23,5,0)
        Yoga (25,5,0)
        Disk Jockey (1,0,0)