 |
| treatment works: 33 phrases in 13 subjects |
| Biology | 1 |
| Construction | 4 |
| Ecology | 5 |
| Energy industry | 5 |
| Forestry | 1 |
| General | 1 |
| Makarov | 6 |
| Medical | 3 |
| Natural resourses and wildlife conservation | 2 |
| Sakhalin | 1 |
| Sociology | 1 |
| Technology | 1 |
| Weapons of mass destruction | 2 |
|
| treatment works: 33 phrases in 13 subjects |
| Biology | 1 |
| Construction | 4 |
| Ecology | 5 |
| Energy industry | 5 |
| Forestry | 1 |
| General | 1 |
| Makarov | 6 |
| Medical | 3 |
| Natural resourses and wildlife conservation | 2 |
| Sakhalin | 1 |
| Sociology | 1 |
| Technology | 1 |
| Weapons of mass destruction | 2 |