 |
| séparateurs d'eau: 13 phrases in 6 subjects |
| Environment | 3 |
| General | 1 |
| Mechanic engineering | 3 |
| Natural resourses and wildlife conservation | 4 |
| Technology | 1 |
| Transport | 1 |
|
| séparateurs d'eau: 13 phrases in 6 subjects |
| Environment | 3 |
| General | 1 |
| Mechanic engineering | 3 |
| Natural resourses and wildlife conservation | 4 |
| Technology | 1 |
| Transport | 1 |