| Accounting | 6 |
Engines | 4 |
Natural sciences | 3 |
| Advertising | 1 |
Environment | 9 |
Nautical | 1 |
| Agriculture | 122 |
European Union | 2 |
Nuclear physics | 2 |
| Alternative dispute resolution | 51 |
Figurative | 12 |
Operations research | 2 |
| American usage, not spelling | 3 |
Finances | 33 |
Optics branch of physics | 81 |
| Antennas and waveguides | 5 |
Fish farming pisciculture | 30 |
Packaging | 13 |
| Archaeology | 2 |
Food industry | 2 |
Paragliding | 2 |
| Art | 2 |
Football | 2 |
Patents | 12 |
| Artificial intelligence | 68 |
Footwear | 2 |
Pharmacy and pharmacology | 3 |
| Astronomy | 1 |
Foreign trade | 50 |
Physics | 64 |
| Automated equipment | 38 |
Forestry | 4 |
Politics | 9 |
| Automatic control | 2 |
Game theory | 3 |
Polygraphy | 25 |
| Automobiles | 19 |
Gear train | 8 |
Power lines | 5 |
| Banking | 1 |
General | 626 |
Power system protection | 1 |
| Basketball | 1 |
Geology | 1 |
Procedural law | 1 |
| Biology | 1 |
Gymnastics | 1 |
Programming | 4 |
| Book binding | 1 |
Handball | 1 |
Public relations | 2 |
| British usage, not spelling | 4 |
Health care | 12 |
Quality control and standards | 2 |
| Building structures | 3 |
Hobbies and pastimes | 4 |
Radio | 3 |
| Business | 47 |
Horticulture | 1 |
Refrigeration | 6 |
| Cables and cable production | 1 |
Human rights activism | 1 |
Sailing | 2 |
| Chemistry | 88 |
Idiomatic | 3 |
Sample preparation | 2 |
| Chess | 1 |
Immigration and citizenship | 2 |
Scientific | 9 |
| Clothing | 1 |
Industry | 65 |
Shooting sport | 1 |
| Coal | 20 |
Informal | 4 |
Skiing | 5 |
| Communications | 244 |
Information technology | 182 |
Social science | 4 |
| Computer numerical control | 4 |
Insurance | 4 |
Socialism | 1 |
| Computers | 71 |
International Monetary Fund | 11 |
Sports | 5 |
| Construction | 197 |
International trade | 2 |
Statistics | 8 |
| Cooking | 1 |
Labor law | 5 |
Stock Exchange | 1 |
| Criminal law | 1 |
Law | 81 |
Surveying | 3 |
| Cultural studies | 7 |
Life sciences | 29 |
Taxes | 10 |
| Customs | 3 |
Lighting other than cinema | 1 |
Technology | 543 |
| Cycling other than sport | 5 |
Marketing | 7 |
Telecommunications | 66 |
| Dentistry | 1 |
Materials science | 33 |
Telegraphy | 3 |
| Drilling | 1 |
Mathematics | 20 |
Telephony | 22 |
| Drives | 3 |
Measuring instruments | 90 |
Television | 1 |
| Earth sciences | 19 |
Mechanic engineering | 93 |
Tennis | 1 |
| Economics | 128 |
Medical | 63 |
Textile industry | 13 |
| Education | 10 |
Medical appliances | 52 |
Tools | 4 |
| Electric motors | 1 |
Metallurgy | 122 |
Transport | 212 |
| Electric traction | 4 |
Microelectronics | 45 |
United Nations | 1 |
| Electrical engineering | 5 |
Microsoft | 87 |
Volleyball | 4 |
| Electricity generation | 4 |
Mine surveying | 2 |
Weapons and gunsmithing | 8 |
| Electronics | 125 |
Mining | 149 |
Work flow | 4 |
| Emergency medical care | 4 |
Municipal planning | 8 |
| |
| Energy industry | 3 |
Natural resourses and wildlife conservation | 4 |
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