 |
| |||
| трудные условия | |||
| difficult conditions: 13 phrases in 9 subjects |
| Aviation | 1 |
| Caspian | 1 |
| General | 3 |
| Geology | 1 |
| Makarov | 1 |
| Military | 3 |
| Oil / petroleum | 1 |
| Quotes and aphorisms | 1 |
| Security systems | 1 |
|
| |||
| трудные условия | |||
| difficult conditions: 13 phrases in 9 subjects |
| Aviation | 1 |
| Caspian | 1 |
| General | 3 |
| Geology | 1 |
| Makarov | 1 |
| Military | 3 |
| Oil / petroleum | 1 |
| Quotes and aphorisms | 1 |
| Security systems | 1 |