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Protective : 509 phrases in 58 subjects |
| Agriculture | 26 |
| Antennas and waveguides | 1 |
| Automobiles | 1 |
| Biotechnology | 1 |
| Cables and cable production | 1 |
| Chemistry | 12 |
| Coal | 2 |
| Commerce | 2 |
| Communications | 1 |
| Construction | 3 |
| Drilling | 1 |
| Earth sciences | 10 |
| Economics | 6 |
| Electric machinery | 18 |
| Electric traction | 1 |
| Electricity generation | 4 |
| Electronics | 24 |
| Energy industry | 2 |
| Environment | 12 |
| Finances | 12 |
| Forestry | 4 |
| General | 49 |
| Health care | 22 |
| Hobbies and pastimes | 1 |
| Industry | 22 |
| Information technology | 4 |
| Isolation | 5 |
| Labor law | 31 |
| Law | 19 |
| Loading equipment | 1 |
| Marketing | 1 |
| Materials science | 22 |
| Mechanic engineering | 18 |
| Medical | 18 |
| Metallurgy | 12 |
| Meteorology | 1 |
| Microsoft | 1 |
| Military | 2 |
| Mineral products | 1 |
| Municipal planning | 3 |
| Natural sciences | 6 |
| Nuclear physics | 6 |
| Packaging | 27 |
| Patents | 20 |
| Pest control | 4 |
| Pharmacy and pharmacology | 2 |
| Politics | 5 |
| Power lines | 1 |
| Radiology | 3 |
| Rail transport | 1 |
| Statistics | 1 |
| Technology | 15 |
| Textile industry | 5 |
| Trade unions | 2 |
| Transformers | 3 |
| Transport | 29 |
| United Nations | 1 |
| Welding | 1 |