| Accounting | 7 |
Football | 1 |
Paleontology | 4 |
| Acridology | 1 |
Forestry | 43 |
Patents | 76 |
| Agriculture | 418 |
General | 1253 |
Pest control | 3 |
| American usage, not spelling | 2 |
Genetics | 5 |
Pharmacy and pharmacology | 12 |
| Analytical chemistry | 7 |
Geography | 11 |
Phonology | 6 |
| Animal husbandry | 12 |
Geophysics | 1 |
Physical sciences | 2 |
| Art | 2 |
Government, administration and public services | 2 |
Piezoelectric crystals | 4 |
| Astronomy | 17 |
Grammar | 19 |
Plastics | 1 |
| Automated equipment | 48 |
Gymnastics | 2 |
Politics | 89 |
| Aviation | 128 |
Health care | 71 |
Power lines | 3 |
| Avuncular | 2 |
High energy physics | 12 |
Power system protection | 8 |
| Banking | 11 |
Hobbies and pastimes | 11 |
Procedural law | 1 |
| Bible | 1 |
Horticulture | 2 |
Pulp and paper industry | 2 |
| Biochemistry | 1 |
Human resources | 1 |
Radiation | 14 |
| Bioenergy | 5 |
Human rights activism | 10 |
Radio | 11 |
| Biology | 6 |
Hydrology | 6 |
Radiology | 1 |
| Biotechnology | 9 |
Immigration and citizenship | 32 |
Rail transport | 3 |
| Botany | 2 |
Industry | 129 |
Reliability | 2 |
| British usage, not spelling | 4 |
Informal | 5 |
Religion | 1 |
| Building materials | 1 |
Information technology | 281 |
Remote sensing | 4 |
| Building structures | 11 |
Insurance | 37 |
Research and development | 23 |
| Business | 10 |
International Monetary Fund | 62 |
Resins | 1 |
| Cables and cable production | 1 |
International relations | 1 |
Sailing | 4 |
| Ceramics | 1 |
International trade | 31 |
Satellite communications | 1 |
| Chemistry | 172 |
Investment | 1 |
Scientific | 3 |
| Chess | 2 |
Isolation | 2 |
Scuba diving | 3 |
| Cinematography | 1 |
Judo | 2 |
Semantics | 2 |
| Climatology | 1 |
Labor law | 27 |
Skiing | 1 |
| Coal | 37 |
Labor organization | 3 |
Social science | 38 |
| Commerce | 34 |
Laboratory equipment | 3 |
Socialism | 2 |
| Communications | 213 |
Law | 436 |
Soil science | 1 |
| Computer networks | 1 |
Life sciences | 62 |
Sound recording | 1 |
| Computers | 67 |
Linguistics | 11 |
Sports | 2 |
| Construction | 254 |
Literature | 3 |
Statistics | 54 |
| Corporate governance | 5 |
Marketing | 27 |
Superconductivity | 1 |
| Criminal law | 6 |
Materials science | 62 |
Swimming | 7 |
| Cultural studies | 19 |
Mathematics | 20 |
Syntax | 2 |
| Customs | 4 |
Measuring instruments | 1 |
Taxes | 24 |
| Data processing | 3 |
Mechanic engineering | 86 |
Technology | 175 |
| Demography | 4 |
Medical | 528 |
Telecommunications | 24 |
| Dosimetry | 3 |
Medical appliances | 43 |
Telegraphy | 2 |
| Dyalysis | 2 |
Metallurgy | 270 |
Telephony | 2 |
| Earth sciences | 114 |
Metrology | 1 |
Textile industry | 33 |
| Ecology | 1 |
Microbiology | 1 |
Thermal Energy | 6 |
| Economics | 132 |
Microsoft | 74 |
Trade unions | 2 |
| Education | 15 |
Military | 11 |
Transport | 333 |
| Electric machinery | 3 |
Mineral products | 21 |
United Nations | 139 |
| Electric traction | 7 |
Mining | 2 |
Veterinary medicine | 3 |
| Electrical engineering | 2 |
Municipal planning | 9 |
Video recording | 1 |
| Electricity generation | 1 |
Name of organization | 348 |
Virology | 2 |
| Electronics | 201 |
Natural resourses and wildlife conservation | 84 |
Volleyball | 1 |
| Energy industry | 37 |
Natural sciences | 54 |
Waste management | 1 |
| Environment | 102 |
Nautical | 1 |
Water polo | 2 |
| Equestrian sports | 1 |
Nuclear and fusion power | 2 |
Water resources | 8 |
| Figurative | 6 |
Nuclear physics | 77 |
Weightlifting | 2 |
| Finances | 303 |
Obsolete / dated | 7 |
Welfare & Social Security | 4 |
| Fish farming pisciculture | 34 |
Oceanography & oceanology | 7 |
Wind Energy | 1 |
| Fishery fishing industry | 10 |
Oil / petroleum | 5 |
Wood processing | 4 |
| Food industry | 51 |
Ornithology | 1 |
Work flow | 35 |
| Food service and catering | 5 |
Packaging | 55 |
Wrestling | 1 |
