 |
| nettoyage: 111 phrases in 23 subjects |
| Agriculture | 19 |
| Chemistry | 3 |
| Coal | 1 |
| Communications | 1 |
| Construction | 1 |
| Earth sciences | 1 |
| Electronics | 3 |
| Environment | 17 |
| Finances | 1 |
| Forestry | 1 |
| General | 1 |
| Health care | 2 |
| Human rights activism | 1 |
| Industry | 4 |
| Information technology | 5 |
| Materials science | 2 |
| Mechanic engineering | 3 |
| Metallurgy | 2 |
| Microsoft | 3 |
| Municipal planning | 2 |
| Natural sciences | 1 |
| Patents | 24 |
| Technology | 13 |