 |
| |||
| operations | |||
| maintenance function | |||
| группа эксплуатации: 56 phrases in 13 subjects |
| Astronautics | 6 |
| Aviation | 1 |
| Business | 1 |
| Caspian | 3 |
| Cycling other than sport | 1 |
| Energy industry | 18 |
| Military | 10 |
| Oil / petroleum | 2 |
| Oil and gas | 3 |
| Sakhalin | 2 |
| Sociology | 1 |
| Technology | 4 |
| Tengiz | 4 |