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Protection : 1271 phrases in 65 subjects |
| Agriculture | 27 |
| Art | 2 |
| Chemistry | 6 |
| Commerce | 6 |
| Communications | 24 |
| Construction | 9 |
| Criminal law | 1 |
| Cultural studies | 6 |
| Data processing | 1 |
| Earth sciences | 10 |
| Economics | 32 |
| Education | 1 |
| Electric machinery | 6 |
| Electric traction | 2 |
| Electrical engineering | 3 |
| Electronics | 190 |
| Energy industry | 1 |
| Environment | 188 |
| Finances | 39 |
| Fish farming pisciculture | 10 |
| Forestry | 17 |
| General | 147 |
| Health care | 29 |
| Hobbies and pastimes | 1 |
| Human rights activism | 51 |
| Immigration and citizenship | 24 |
| Industry | 5 |
| Information technology | 76 |
| Insurance | 3 |
| International trade | 1 |
| Labor law | 10 |
| Law | 122 |
| Life sciences | 11 |
| Magnetics | 1 |
| Materials science | 1 |
| Mathematics | 2 |
| Mechanic engineering | 2 |
| Medical | 4 |
| Metallurgy | 3 |
| Microsoft | 19 |
| Natural resourses and wildlife conservation | 1 |
| Natural sciences | 11 |
| Nuclear physics | 6 |
| Obsolete / dated | 18 |
| Patents | 21 |
| Pharmacy and pharmacology | 2 |
| Politics | 31 |
| Private international law | 3 |
| Procedural law | 8 |
| Radio | 7 |
| Radiology | 1 |
| Rail transport | 5 |
| Religion | 1 |
| Research and development | 2 |
| Social science | 10 |
| Sociology | 2 |
| Statistics | 5 |
| Telegraphy | 1 |
| Thermal Energy | 1 |
| Trade unions | 4 |
| Transport | 29 |
| United Nations | 4 |
| Welding | 1 |
| Wind Energy | 1 |
| Work flow | 3 |