 |
| résidus: 243 phrases in 31 subjects |
| Agriculture | 27 |
| Chemistry | 18 |
| Coal | 3 |
| Earth sciences | 1 |
| Economy | 2 |
| Electronics | 10 |
| Energy industry | 2 |
| Environment | 78 |
| Food industry | 5 |
| Forestry | 1 |
| General | 12 |
| Health care | 19 |
| Industry | 7 |
| Information technology | 5 |
| International trade | 1 |
| Life sciences | 1 |
| Materials science | 1 |
| Mechanic engineering | 3 |
| Medical | 7 |
| Metallurgy | 7 |
| Municipal planning | 1 |
| Natural sciences | 6 |
| Oil / petroleum | 3 |
| Pharmacy and pharmacology | 7 |
| Research and development | 1 |
| Scientific | 1 |
| Social science | 1 |
| Statistics | 8 |
| Taxes | 1 |
| Technology | 1 |
| Transport | 3 |