 |
| safety personnel: 30 phrases in 16 subjects |
| Aviation | 2 |
| Caspian | 2 |
| Construction | 1 |
| Economy | 1 |
| Electrical engineering | 1 |
| Energy industry | 2 |
| General | 1 |
| Military | 2 |
| Nuclear physics | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 4 |
| Oil processing plants | 1 |
| Sakhalin | 3 |
| Sakhalin R | 1 |
| Technology | 2 |
| Weapons of mass destruction | 5 |