Bulgarian-Czech dictionary   Subject Number of entries Construction 39.183 Agriculture 22.023 Economics 8.397 Microsoft 7.293 Military 6.894 Environment 5.912 Forestry 4.115 General 2.530 Botany 2.193 Technology 1.929 Chemistry 1.560 Finances 1.492 Politics 1.433 Law 1.283 Transport 1.043 Building structures 933 Health care 847 Agronomy 834 Food industry 819 Zootechnics 787 Veterinary medicine 753 Biology 705 Human rights activism 638 Architecture 539 Entomology 501 Procedural law 500 Immigration and citizenship 483 Life sciences 473 Obsolete / dated 451 Medical 441 Anatomy 425 Geography 402 Phytophathology 379 Soil science 370 Social science 366 Horticulture 340 Machinery and mechanisms 312 Beekeeping 292 Communications 265 Pharmacy and pharmacology 264 Building materials 247 Ichthyology 241 Zoology 233 Information technology 219 Mechanics 208 Automated equipment 205 Meteorology 200 Commerce 190 Energy industry 175 Tools 165 Surveying 160 Ornithology 156 Statistics 153 Hydraulic engineering 148 United Nations 143 Hydrology 139 Mining 137 Criminal law 134 Customs 130 Biochemistry 119 Melioration 119 Road works 113 Accounting 110 Engineering 110 Government, administration and public services 108 Geology 103 Fish farming pisciculture 103 Electronics 97 Insurance 95 Education 94 Patents 93 Physics 83 Taxes 79 Mathematics 78 Business 77 Mycology 74 Data processing 72 Microscopy 69 Electrical engineering 69 Ecology 67 Glass production 65 Physiology 58 Nuclear physics 58 Mammals 57 Ampelography 55 International law 53 Banking 50 Animal husbandry 48 Plumbing 46 Earth sciences 44 Ventilation 43 Research and development 43 Welding 41 International trade 40 Rail transport 37 Cytology 35 Natural resourses and wildlife conservation 35 Industry 33 Natural sciences 32 Physical sciences 32 Private international law 30 Ceramics 28 Cement 28 Mechanic engineering 24 Hobbies and pastimes 24 Investment 23 Labor law 22 Lighting other than cinema 22 Nuclear and fusion power 21 Trade unions 21 Security systems 20 Sociology 19 Sugar production 18 Scientific 18 Mineral products 16 Materials science 16 Acoustics 15 Furniture 15 Cultural studies 15 Computers 14 Wood processing 14 Waste management 14 Employment 14 Agrochemistry 13 Demography 12 Mineralogy 11 Finishing 11 Corporate governance 10 Thermal engineering 9 Municipal planning 9 Oil / petroleum 8 Informal 7 Religion 7 Marketing 7 Work flow 7 Metallurgy 5 Astronautics 5 Foundation engineering 3 Soil mechanics 3 Swimming 3 Nautical 2 Pharmacology 2 Labor organization 2 Reinforced concrete 2 Latin American 2 Coal 2 Art 1 School 1 Cartography 1 Geophysics 1 Isolation 1 Wiring 1 Public relations 1 Book binding 1 Geriatrics 1.347 Legislative acts 1.348 Nigeria 1.349 Total: 131.264