|
extractor : 67 phrases in 19 subjects |
| Agriculture | 12 |
| Chemistry | 9 |
| Coal | 4 |
| Commerce | 1 |
| Earth sciences | 1 |
| Electronics | 1 |
| Energy industry | 1 |
| Environment | 3 |
| Hobbies and pastimes | 1 |
| Industry | 7 |
| Information technology | 3 |
| Materials science | 1 |
| Mechanic engineering | 7 |
| Medical | 2 |
| Metallurgy | 6 |
| Microsoft | 1 |
| Natural sciences | 2 |
| Oil / petroleum | 1 |
| Transport | 4 |