Subjects

    Arts (816, 435, 9)
        Arts in General (148,157,4)
        History of Arts (309,60,2)
        Painting (63,34,0)
        Other Arts (56,32,0)
        Graphic Design (98,49,2)
        Animation (16,21,0)
        Drawing (126,82,1)
    Biology (2091, 696, 27)
        Biology in General (1403,513,14)
        Genetics (328,93,9)
        Other Biology Subjects (360,90,4)
        Pharmacology (124,23,2)
        Dietetics (44,7,0)
        Sexuality (40,26,0)
        Cosmetics (20,3,0)
        Personal Training (49,8,0)
        Other Body Subjects (42,11,1)
    Body and Health (1001, 295, 22)
        Body in General (133,52,1)
        Anatomy and Physiology (312,86,13)
        Alternative Medicine (42,10,2)
        Medicine and Health (141,61,3)
        First Aid Training (54,8,0)
    Chemistry (1897, 625, 32)
        Chemistry in General (1516,541,30)
        Other Chemistry Subjects (381,84,2)
    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)
    Computers, ICT (6090, 2065, 201)
        Computers in General (1017,444,17)
        Computer Literacy (238,48,1)
        Programming Languages (2348, 979, 129)
            Programming Languages in General (241,77,5)
            C (113,15,3)
            C++ (387,96,10)
            C# (174,145,25)
            Java (457,281,40)
            HTML/CSS (328,90,9)
            Javascript (204,80,7)
            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, 17, 3)
            SQL Language (125,17,0)
            iOS software development (10,2,0)
        Other Computer Subjects (151,53,2)
        Ethical hacking (16,19,2)
        IT Project Management (80,44,6)
        IT Quality Assurance (32,7,0)
        Search Engine Optimization - SEO (26,9,0)
            Apple Final Cut (1,1,0)
            Maxon Cinema 4D (0,1,0)
            Desktop Publishing Software (6,1,0)
            Other computer applications (24,5,0)
            Adobe Photoshop (38,11,0)
            Microsoft Excel (206,20,1)
            Microsoft PowerPoint (144,5,0)
            Microsoft Access (42,13,2)
            AutoCAD (48,20,4)
        Computer Applications (732, 93, 7)
            Microsoft Word (223,16,0)
            Mac OS (17,3,0)
            Linux (74,36,6)
            Windows (152,20,0)
        Operating Systems (282, 72, 7)
            Unix (39,13,1)
        Data Security (37,17,2)
        Data Communications (71,22,2)
            Other CMS (15,3,0)
        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)
            Wordpress (43,18,2)
            Software development for other mobile systems (4,2,0)
            Joomla (13,10,2)
        Content Management Systems - CMS (71, 31, 4)
            Android software development (42,13,3)
        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)
        Cooking, food and drink in general (122,35,1)
    Cooking, Food and Drink (249, 68, 2)
        Carpentry (3,2,0)
        Electric Works (3,1,0)
        Construction (5,2,0)
        Butchery
        Plumbing (2,7,0)
        Blacksmith Works (1,0,0)
        Mechanic Works (2,2,1)
        Other Crafts (26,2,0)
        Pottery (3,3,0)
        Jewelery (10,3,0)

    Crafts (107, 31, 2)
        Do-it-yourself (52,9,1)
        Quality Assurance (13,2,0)
        Project Management (75,30,1)
        Advertising (45,6,0)
        Procurements (6,4,0)
        Human Resource Management (120,27,2)
        Personnel Recruiting (15,0,0)
        Job Search (23,1,0)
        Job Interview Preparation (64,2,0)
        Public Relations (25,5,0)
        Marketing (190,58,1)
        Investments (67,12,1)
        Insurance (22,3,0)
        Business Management (304,138,3)
    Economics, Business (2955, 834, 29)
        Economics in General (616,241,8)
        Macro-economics (259,49,2)
        Micro-economics (286,52,2)
        Accounting and Bookkeeping (484,91,7)
        Accounting and ERP software (46, 14, 0)
            SAP (26,6,0)
            Quickbooks (7,6,0)
            Other accounting and ERP software (13,2,0)
        Tax (72,12,0)
        Finance and Banking (223,87,2)
        Other Engineering (562,366,20)
        Motorcycle Engineering (17,5,0)
        Aviation Engineering (45,24,2)
        Automobile Engineering (76,37,0)
    Engineering (700, 432, 22)
        History of Asia (35,8,0)
        History of Africa (18,5,0)
        History of Australia (3,1,0)
        Historiography (11,0,0)
        Other History Subjects (44,35,1)
        History of Europe (49,9,1)
        History - Modern (1789-1989) (57,21,0)
        History of the Americas (41,33,2)
        Contemporary History (100,14,1)
        Pre-historic (< 2500 BCE) (9,6,0)
        History - Earliest records (2500 - 500 BCE) (31,3,0)
        History - Early modern (1492-1789) (54,13,0)
        History - Antiquity (500 BCE - 500 CE) (58,7,0)
        History - Middle Ages (500-1492) (59,18,1)
        History in general (846,209,5)
    History (1415, 382, 11)
    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 Sociology (10,2,0)
        Internet Marketing (66,16,2)
        Other Internet subjects (21,7,1)
        Internet Regulations (5,1,0)
    Internet (613, 124, 6)
        Internet in General (373,50,0)
        Internet Technology (106,41,2)
        Internet Services (32,7,1)
        Other Languages (321,34,2)
        Swahili (147,28,4)
        Swedish (14,3,0)
        Indonesian (13,6,0)
        Latin (359,27,0)
        Norwegian (4,0,0)
        Japanese (63,26,0)
        Polish (25,0,0)
        Portuguese (122,21,1)
        Russian (279,33,1)
        Sanskrit (14,6,1)
        Spanish (1181,211,13)
        Italian (1279,81,10)
        Hindi-Urdu (178,8,0)
        Hebrew (18,9,0)
        Greek (ancient) (192,11,1)
        Danish (6,1,0)
        Dutch (19,12,3)
        English (5118,823,71)
        Finnish (5,0,0)
        French (1091,237,11)
        German (494,174,18)
        Greek (modern) (64,4,1)
    Languages (11536, 1858, 140)
        Arabic (305,52,2)
        Bulgarian (22,2,0)
        Chinese (Mandarin) (194,48,1)
        Czech (9,1,0)
    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 (3190, 609, 35)
        Spanish Literature (141,15,0)
        Other National Literatures (46,4,0)
        Creative Writing (370,62,7)
        Poetry (118,27,3)
        Humour (8,2,0)
        Journalism (54,14,0)
        Other Literature Subjects (76,22,5)
        German Literature (63,10,0)
        English Literature (669,212,10)
        French Literature (186,17,0)
        Italian Literature (546,39,0)
        Classical Studies (74,13,1)
        History of Literature (144,8,0)
        Literature in General (695,164,9)
        Trigonometry (1509,179,6)
        Calculus (1256,214,16)
        Differential equations (843,81,8)
        Matlab (192,41,5)
        Other mathematical subjects (844,242,27)

    Mathematics (10878, 2736, 202)
        Mathematics in General (4145,1168,67)
        Algebra (2089,811,73)
    Media, TV, Radio, Publishing (116, 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 (19,6,0)
        Violin (12,14,0)
        Singing (88,32,2)
        Other musical instruments (33,21,0)
        Other Music Subjects (59,15,0)
    Music (568, 190, 4)
        History of Music (69,17,1)
        Solfege (88,11,0)
        Music software and Technology (17,9,0)
        Piano, Organ (86,34,0)
        Guitar (69,23,1)
        Bass Guitar (18,3,0)
        Flute (18,5,0)
        Drums, Percussions (10,6,0)
        Harmonica (1,0,0)
    Philosophy (758, 107, 4)
        History of Philosophy (228,23,0)
        Philosophy in General (433,66,4)
        Philosophical counseling (21,1,0)
        Other Philosophy Subjects (76,17,0)
        Other Photography Subjects (10,4,0)
        Photography History (14,9,0)
        Digital Photography (43,30,0)
        Analog Photography (10,1,0)
        Image Processing Software (27,7,0)
    Photography (104, 51, 0)
    Physics (2745, 571, 32)
        Physics in General (1850,449,27)
        Electricity and Electronics (532,63,4)
        Other Physics Subjects (363,59,1)
    Politics (175, 60, 4)
        Political Science in General (124,42,2)
        History of Politics (28,7,0)
        Other Politics Subjects (23,11,2)
        Other Mind-related Subjects (72,15,1)
    Psychology (675, 180, 5)
        Psychology in General (346,123,4)
        Motivation (80,10,0)
        Emotion (68,9,0)
        Psychotherapy (39,12,0)
        Love and Relationship (70,11,0)
        Religion in General (138,34,1)
        Other Religion Subjects (70,11,0)
    Religion (263, 59, 1)
        History of Religions (55,14,0)
        Other Self-improvement Subjects (24,5,0)
        How to Overcome Shyness (72,4,0)
        How to Overcome Fears (57,1,0)
        How to Increase Motivation (97,3,0)
    Self-improvement (703, 49, 0)
        Self-improvement in General (237,22,0)
        Personal Development (112,11,0)
        How to Increase Self-Esteem (104,3,0)
        Other Sports (99,40,0)
        Martial Arts, Self-Defense (27,7,0)
        Ski, Snowboard (1,1,0)
        Skating (2,3,0)
        Swimming (25,16,0)
        Golf (3,2,0)
    Sports (157, 69, 0)
        Other Theatre Subjects (12,5,0)
        Theatre Directing (13,1,0)
        Theatre History (37,5,0)
        Theatre Acting (51,39,0)
    Theatre, Drama (113, 50, 0)
        Party Organization (13,2,0)
        Tour and Travel Management (76,29,0)
        Event Management (22,6,1)
        Restaurant Management (16,3,0)
        Hotel Management (36,19,0)
    Tourism and Entertainment (163, 59, 1)
    Other Sciences (756, 227, 21)
        Agriculture, Agronomy (35,5,0)
        Architecture (29,10,0)
        Statistics (209,68,15)
        Other Sciences and Technologies (95,50,1)
        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)
        Ecology, Environment Sciences (99,26,2)
        Astronomy (16,8,0)
    Other Social Sciences (735, 180, 5)
        Social Sciences in General (154,33,2)
        Anthropology (61,11,0)
        Pedagogy, Education (93,19,1)
        Geography (202,44,0)
        Linguistics (72,24,2)
        Sociology (124,30,0)
        Other Social Sciences (29,19,0)
        Other Subjects (285,200,6)
        Private investigations (detective) (0,1,0)
        Pets and Animals (19,9,0)
        Psychic Reading (3,5,0)
        Magic, Illusionism, Prestidigitation (1,2,0)
        Numerology (7,2,0)
        Reiki (6,1,0)
        Shiatsu Massage
        Astrology and horoscope (8,3,0)
        Disk Jockey (1,0,0)
        Yoga (25,5,0)
        Meditation (23,5,0)
        Dance (29,11,0)
        Life Coaching (83,6,0)
        Public Speaking (108,13,0)
        Archaeology (14,4,0)
        Fashion and Textiles (23,9,2)
        Interior design and decoration (25,7,0)
        Antiques (1,5,0)
    Other (1229, 345, 11)
        Primary School Subjects (568,57,3)