 |
| extractor: 110 phrases in 25 subjects |
| Agriculture | 21 |
| Chemistry | 9 |
| Coal | 5 |
| Commerce | 1 |
| Communications | 1 |
| Earth sciences | 1 |
| Electronics | 1 |
| Energy industry | 1 |
| Environment | 3 |
| Fishery fishing industry | 1 |
| Forestry | 1 |
| Hobbies and pastimes | 3 |
| Industry | 12 |
| Information technology | 4 |
| Materials science | 1 |
| Mechanic engineering | 12 |
| Medical | 10 |
| Metallurgy | 6 |
| Microsoft | 1 |
| Natural sciences | 1 |
| Oil / petroleum | 2 |
| Technology | 1 |
| Transport | 10 |
| United Nations | 1 |
| Water resources | 1 |