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| борьба с загрязнением: 232 phrases in 31 subjects |
| Advertising | 1 |
| Aviation | 1 |
| Biology | 1 |
| Construction | 5 |
| Diplomacy | 2 |
| Ecology | 70 |
| Economy | 2 |
| Electronics | 2 |
| Energy industry | 15 |
| Environment | 2 |
| European Bank for Reconstruction and Development | 3 |
| Fish farming pisciculture | 2 |
| General | 14 |
| Law | 1 |
| Makarov | 19 |
| Medical | 15 |
| Natural resourses and wildlife conservation | 15 |
| Nautical | 6 |
| Occupational health & safety | 1 |
| Oil / petroleum | 7 |
| Oil and gas | 2 |
| Oil and gas technology | 2 |
| Patents | 3 |
| Sakhalin | 1 |
| SAP finance | 2 |
| Technology | 19 |
| Transport | 2 |
| United Nations | 9 |
| United States | 1 |
| Water supply | 4 |
| Weapons of mass destruction | 3 |