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| загрязнение моря | |||
| pollution of the sea: 41 phrases in 10 subjects |
| Diplomacy | 2 |
| Ecology | 8 |
| Fish farming pisciculture | 2 |
| General | 4 |
| Makarov | 3 |
| Name of organization | 2 |
| Natural resourses and wildlife conservation | 7 |
| Oil / petroleum | 5 |
| United Nations | 5 |
| Water supply | 3 |