 |
| nappe souterraine: 50 phrases in 14 subjects |
| Construction | 4 |
| Environment | 1 |
| Forestry | 2 |
| General | 1 |
| Geology | 11 |
| Hydraulic engineering | 11 |
| Hydrography | 1 |
| Hygiene | 1 |
| Meteorology | 2 |
| Mining | 4 |
| Natural resourses and wildlife conservation | 5 |
| Oil and gas technology | 1 |
| Technology | 3 |
| Water resources | 3 |