river-basin : 82 phrases in 20 subjects |
Agriculture | 1 |
Construction | 2 |
Diplomacy | 1 |
Ecology | 16 |
Electronics | 4 |
Energy industry | 1 |
Environment | 2 |
Finances | 1 |
General | 1 |
Geography | 2 |
Hydraulic engineering | 3 |
Hydrology | 5 |
Law | 1 |
Makarov | 8 |
Road works | 1 |
Technology | 21 |
United Nations | 2 |
United States | 2 |
Water resources | 4 |
Water supply | 4 |