Subjects

    Arts (823, 437, 9)
        Arts in General (149,157,4)
        History of Arts (311,60,2)
        Painting (64,34,0)
        Drawing (127,82,1)
        Animation (16,23,0)
        Graphic Design (98,49,2)
        Other Arts (58,32,0)
    Biology (2102, 697, 27)
        Biology in General (1409,514,14)
        Genetics (331,93,9)
        Other Biology Subjects (362,90,4)
    Body and Health (1000, 296, 22)
        Body in General (135,52,1)
        Anatomy and Physiology (311,86,13)
        Alternative Medicine (42,10,2)
        Medicine and Health (140,61,3)
        First Aid Training (54,8,0)
        Pharmacology (123,24,2)
        Dietetics (44,7,0)
        Sexuality (40,26,0)
        Cosmetics (20,3,0)
        Personal Training (49,8,0)
        Other Body Subjects (42,11,1)
    Chemistry (1901, 626, 32)
        Chemistry in General (1519,542,30)
        Other Chemistry Subjects (382,84,2)
    Cinema (119, 38, 0)
        Cinema in General (48,14,0)
        Cinema History (42,7,0)
        Cinema Acting (11,7,0)
        Cinema Directing (9,7,0)
        Other Cinema Subjects (9,3,0)
        Operating Systems (282, 72, 7)
            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)
        Data Communications (71,22,2)
        Data Security (37,17,2)
            iOS software development (10,2,0)
            Android software development (42,13,3)
        IT Project Management (80,44,6)
            Amazon Alexa Skills
        Software development for mobile devices (56, 17, 3)
            PHP (164,77,14)
    Computers, ICT (6092, 2065, 201)
        Computers in General (1018,444,17)
        Computer Literacy (238,48,1)
        Programming Languages (2349, 979, 129)
            Programming Languages in General (241,77,5)
        Ethical hacking (16,19,2)
        Other Computer Subjects (151,53,2)
        IT Quality Assurance (32,7,0)
        Search Engine Optimization - SEO (26,9,0)
            Other computer applications (24,5,0)
            Desktop Publishing Software (6,1,0)
            Maxon Cinema 4D (0,1,0)
            Microsoft Access (42,13,2)
            AutoCAD (48,20,4)
            Adobe Photoshop (38,11,0)
            Apple Final Cut (1,1,0)
            Microsoft Word (223,16,0)
            Microsoft Excel (206,20,1)
            Microsoft PowerPoint (144,5,0)
            Unix (39,13,1)
            Windows (152,20,0)
            Linux (74,36,6)
            Mac OS (17,3,0)
        Computer Applications (732, 93, 7)
        Databases (633, 121, 13)
            Database Theory (145,16,2)
            SQL Server (145,36,4)
            Databases - Oracle (101,29,5)
            Databases - DB2 (11,2,0)
            Databases - Teradata (5,1,1)
            Databases - MySQL (101,20,1)
            SQL Language (125,17,0)
            Wordpress (43,18,2)
            Other CMS (15,3,0)
            Joomla (13,10,2)
        Content Management Systems - CMS (71, 31, 4)
            Software development for other mobile systems (4,2,0)
            Transact-SQL (27,9,2)
            Unix Shells (47,13,1)
        Software Development Platforms (300, 89, 6)
            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)
            Java (457,281,40)
            HTML/CSS (328,90,9)
            Javascript (204,80,7)
            C# (174,145,25)
            C++ (388,96,10)
            C (113,15,3)
        Italian Cuisine (48,5,1)
        Oriental Cuisine (11,3,0)
        Wine making, Enology (1,2,0)
        Wine tasting (1,1,0)
        Beer making (2,0,0)
        Other Food and Drink Subjects (36,14,0)
        Pastry (19,3,0)
        French Cuisine (9,5,0)
    Cooking, Food and Drink (249, 69, 2)
        Cooking, food and drink in general (122,36,1)
        Other Crafts (26,2,0)
        Mechanic Works (2,2,1)
        Plumbing (2,8,0)
        Blacksmith Works (1,0,0)
        Construction (5,2,0)
        Butchery
        Carpentry (3,2,0)
        Electric Works (3,1,0)
        Pottery (3,3,0)
        Jewelery (10,3,0)
        Do-it-yourself (52,9,1)

    Crafts (107, 32, 2)
            Quickbooks (7,6,0)
        Finance and Banking (224,87,2)
        Personnel Recruiting (15,0,0)
        Job Search (23,1,0)
        Job Interview Preparation (65,2,0)
        Quality Assurance (13,2,0)
        Project Management (75,30,1)
        Human Resource Management (120,27,2)
        Procurements (6,4,0)
        Advertising (45,6,0)
        Public Relations (25,5,0)
        Marketing (191,58,1)
        Business Management (305,138,3)
        Investments (67,12,1)
        Insurance (22,3,0)
            Other accounting and ERP software (13,2,0)
        Tax (72,12,0)
        Accounting and ERP software (46, 14, 0)
            SAP (26,6,0)
        Accounting and Bookkeeping (484,91,7)
        Macro-economics (259,49,2)
        Micro-economics (286,52,2)
        Economics in General (616,241,8)
    Economics, Business (2959, 834, 29)
        Aviation Engineering (45,24,2)
        Other Engineering (563,367,20)
        Motorcycle Engineering (17,5,0)
    Engineering (701, 433, 22)
        Automobile Engineering (76,37,0)
        History - Early modern (1492-1789) (54,13,0)
        Historiography (11,0,0)
        Other History Subjects (44,35,1)
        History - Modern (1789-1989) (57,21,0)
        History of the Americas (42,33,2)
        History of Europe (49,9,1)
        History of Asia (35,8,0)
        History of Africa (18,5,0)
        History of Australia (3,1,0)
        History - Middle Ages (500-1492) (60,18,1)
        History - Antiquity (500 BCE - 500 CE) (59,7,0)
        History - Earliest records (2500 - 500 BCE) (31,3,0)
        Pre-historic (< 2500 BCE) (9,6,0)
        Contemporary History (100,14,1)
        History in general (849,209,5)
    History (1421, 382, 11)
            Other Games (10,3,1)
        Other Hobbies (50,23,0)
            Chesss (35,3,0)
            Card Games (11,3,0)
            Society Games (2,0,0)
            Computer Games (25,17,0)
        Games (83, 26, 1)
    Hobbies (162, 58, 1)
        Gardening (19,6,0)
        Graphology, Handwriting Analysis (10,3,0)
        Internet Technology (106,41,2)
        Internet Services (32,7,1)
        Internet Marketing (66,16,2)
        Other Internet subjects (21,7,1)
        Internet Regulations (5,1,0)
        Internet Sociology (10,2,0)
    Internet (613, 124, 6)
        Internet in General (373,50,0)
        Norwegian (4,0,0)
        Japanese (63,26,0)
        Polish (25,0,0)
        Portuguese (122,21,1)
        Russian (281,33,1)
        Sanskrit (14,6,1)
        Spanish (1184,211,13)
        Swahili (147,28,4)
        Swedish (14,3,0)
        Other Languages (321,34,2)
        Latin (360,27,0)
        Czech (9,1,0)
        Italian (1286,81,10)
        Indonesian (13,6,0)
        Greek (ancient) (192,11,1)
        Hebrew (18,9,0)
        Hindi-Urdu (179,8,0)
        Greek (modern) (64,4,1)
        German (495,174,18)
        French (1092,237,11)
        Finnish (5,0,0)
        English (5133,823,71)
        Dutch (19,12,3)
        Danish (6,1,0)
        Chinese (Mandarin) (194,48,1)
        Bulgarian (22,2,0)
    Languages (11568, 1858, 140)
        Arabic (306,52,2)
    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)
        Other Law Subjects (77,17,1)
        Intellectual Property Law (Copyright) (17,1,0)
        Literature in General (696,164,9)
        Other Literature Subjects (77,22,5)
        Classical Studies (74,13,1)
        History of Literature (144,8,0)
    Literature, Writing (3201, 609, 35)
        Journalism (54,14,0)
        Humour (8,2,0)
        Poetry (118,27,3)
        Creative Writing (371,62,7)
        Other National Literatures (46,4,0)
        Spanish Literature (142,15,0)
        Italian Literature (549,39,0)
        French Literature (187,17,0)
        English Literature (672,212,10)
        German Literature (63,10,0)

    Mathematics (10911, 2739, 202)
        Mathematics in General (4156,1170,67)
        Algebra (2095,812,73)
        Trigonometry (1514,179,6)
        Matlab (192,41,5)
        Other mathematical subjects (848,242,27)
        Differential equations (845,81,8)
        Calculus (1261,214,16)
        Newspaper and Magazine Publishing (19,6,0)
        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 (116, 71, 1)
        Singing (88,32,2)
        Other musical instruments (33,21,0)
        Other Music Subjects (59,15,0)
        Harmonica (1,0,0)
        Violin (12,14,0)
        Flute (18,5,0)
        Drums, Percussions (10,6,0)
        Piano, Organ (86,34,0)
        Guitar (69,23,1)
        Bass Guitar (18,3,0)
    Music (568, 190, 4)
        History of Music (69,17,1)
        Music software and Technology (17,9,0)
        Solfege (88,11,0)
        Philosophy in General (436,66,4)
        Philosophical counseling (21,1,0)
        Other Philosophy Subjects (76,17,0)
    Philosophy (762, 107, 4)
        History of Philosophy (229,23,0)
        Analog Photography (10,1,0)
        Other Photography Subjects (10,4,0)
        Image Processing Software (27,7,0)
        Digital Photography (43,30,0)
    Photography (104, 51, 0)
        Photography History (14,9,0)
        Electricity and Electronics (534,63,4)
        Other Physics Subjects (365,59,1)
        Physics in General (1857,449,27)
    Physics (2756, 571, 32)
        Other Politics Subjects (23,11,2)
    Politics (175, 60, 4)
        Political Science in General (124,42,2)
        History of Politics (28,7,0)
    Psychology (677, 180, 5)
        Psychology in General (347,123,4)
        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 (70,11,0)
        Religion in General (140,34,1)
    Religion (266, 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)
        Other Sports (99,40,0)
        Golf (3,2,0)
        Martial Arts, Self-Defense (27,7,0)
        Ski, Snowboard (1,1,0)
        Skating (2,3,0)
        Swimming (25,16,0)
    Sports (157, 69, 0)
        Theatre Directing (13,1,0)
        Other Theatre Subjects (12,5,0)
        Theatre Acting (51,39,0)
    Theatre, Drama (113, 50, 0)
        Theatre History (37,5,0)
        Event Management (22,6,1)
        Party Organization (13,2,0)
        Tour and Travel Management (76,29,0)
        Hotel Management (36,19,0)
        Restaurant Management (16,3,0)
    Tourism and Entertainment (163, 59, 1)
        Other Sciences and Technologies (95,50,1)
        Statistics (212,68,15)
        Quantity surveyor and land surveyor subjects (22,3,0)
        Botany (71,3,0)
        Zootechny, Animal Farming (7,3,0)
        Geology, Earth Sciences (94,44,3)
        Zoology (79,7,0)
        Astronomy (17,8,0)
        Ecology, Environment Sciences (100,26,2)
        Architecture (29,10,0)
        Agriculture, Agronomy (35,5,0)
    Other Sciences (761, 227, 21)
        Other Social Sciences (29,19,0)
        Sociology (125,30,0)
        Pedagogy, Education (94,19,1)
        Geography (205,44,0)
        Linguistics (72,24,2)
        Anthropology (62,11,0)
    Other Social Sciences (741, 180, 5)
        Social Sciences in General (154,33,2)
        Archaeology (14,4,0)
        Fashion and Textiles (23,9,2)
        Astrology and horoscope (8,3,0)
        Other Subjects (285,200,6)
        Private investigations (detective) (0,1,0)
        Pets and Animals (20,9,0)
        Magic, Illusionism, Prestidigitation (1,2,0)
        Numerology (7,2,0)
        Psychic Reading (3,5,0)
        Shiatsu Massage
        Disk Jockey (1,0,0)
        Yoga (25,5,0)
        Meditation (23,5,0)
        Reiki (6,1,0)
        Dance (29,11,0)
        Public Speaking (109,13,0)
        Life Coaching (84,6,0)
        Interior design and decoration (25,7,0)
    Other (1232, 345, 11)
        Primary School Subjects (568,57,3)
        Antiques (1,5,0)