 |
| nettoyage: 172 phrases in 29 subjects |
| Agriculture | 30 |
| Chemistry | 9 |
| Coal | 1 |
| Communications | 1 |
| Construction | 2 |
| Criminal law | 1 |
| Cultural studies | 2 |
| Earth sciences | 3 |
| Electronics | 3 |
| Environment | 31 |
| Finances | 1 |
| Forestry | 1 |
| General | 3 |
| Health care | 6 |
| Human rights activism | 1 |
| Industry | 8 |
| Information technology | 4 |
| Labor law | 1 |
| Life sciences | 4 |
| Materials science | 2 |
| Mechanic engineering | 10 |
| Medical | 5 |
| Metallurgy | 4 |
| Microsoft | 2 |
| Municipal planning | 7 |
| Natural sciences | 5 |
| Social science | 1 |
| Technology | 15 |
| Transport | 9 |