 |
| aération: 135 phrases in 20 subjects |
| Agriculture | 14 |
| Chemistry | 1 |
| Coal | 1 |
| Construction | 1 |
| Earth sciences | 3 |
| Environment | 46 |
| General | 4 |
| Health care | 1 |
| Industry | 2 |
| Life sciences | 9 |
| Materials science | 6 |
| Mechanic engineering | 10 |
| Metallurgy | 6 |
| Mineral products | 1 |
| Municipal planning | 2 |
| Natural sciences | 3 |
| Packaging | 3 |
| Technology | 2 |
| Transport | 18 |
| Water resources | 2 |