 |
|
rensning : 169 phrases in 20 subjects |
| Agriculture | 25 |
| Chemistry | 25 |
| Coal | 2 |
| Construction | 2 |
| Cultural studies | 3 |
| Earth sciences | 4 |
| Ecology | 1 |
| Electronics | 5 |
| Environment | 49 |
| General | 13 |
| Industry | 6 |
| Information technology | 2 |
| Materials science | 1 |
| Mechanic engineering | 2 |
| Medical | 5 |
| Metallurgy | 8 |
| Municipal planning | 5 |
| Patents | 6 |
| Politics | 1 |
| Transport | 4 |