 |
| |||
| экологическое сопровождение (Vadim Rouminsky) | |||
| environmental support: 30 phrases in 12 subjects |
| Astronautics | 5 |
| Drilling | 1 |
| Ecology | 3 |
| Economy | 1 |
| General | 2 |
| Makarov | 1 |
| Medical | 1 |
| Military | 8 |
| Natural resourses and wildlife conservation | 1 |
| Oil / petroleum | 1 |
| Technology | 4 |
| United Nations | 2 |