 |
| rensning: 188 phrases in 21 subjects |
| Agriculture | 21 |
| Chemistry | 26 |
| Coal | 2 |
| Construction | 3 |
| Cultural studies | 3 |
| Earth sciences | 4 |
| Ecology | 1 |
| Electronics | 2 |
| Environment | 72 |
| General | 12 |
| Health care | 1 |
| Industry | 7 |
| Information technology | 2 |
| Materials science | 1 |
| Mechanic engineering | 3 |
| Medical | 5 |
| Metallurgy | 8 |
| Municipal planning | 5 |
| Natural sciences | 1 |
| Patents | 6 |
| Transport | 3 |