 |
| верхний горизонт: 52 phrases in 18 subjects |
| Agrochemistry | 1 |
| Construction | 7 |
| Drilling | 1 |
| Ecology | 1 |
| Electronics | 1 |
| General | 1 |
| Geology | 7 |
| Geophysics | 7 |
| Karachaganak | 1 |
| Makarov | 5 |
| Mining | 1 |
| Oceanography & oceanology | 2 |
| Oil / petroleum | 4 |
| Oil and gas | 6 |
| Oil and gas technology | 1 |
| Road works | 2 |
| Technology | 2 |
| Water resources | 2 |