 |
|
rensning : 219 phrases in 23 subjects |
| Agriculture | 28 |
| Chemistry | 25 |
| Coal | 4 |
| Construction | 4 |
| Cultural studies | 3 |
| Earth sciences | 5 |
| Ecology | 4 |
| Electronics | 6 |
| Environment | 60 |
| Fish farming pisciculture | 1 |
| General | 15 |
| Health care | 1 |
| Industry | 10 |
| Information technology | 2 |
| Materials science | 1 |
| Mechanic engineering | 2 |
| Medical | 4 |
| Metallurgy | 12 |
| Municipal planning | 5 |
| Natural sciences | 1 |
| Patents | 6 |
| Technology | 15 |
| Transport | 5 |