land area: 42 phrases in 18 subjects |
Agriculture | 3 |
Astronautics | 2 |
Construction | 4 |
Ecology | 4 |
Economy | 4 |
Environment | 2 |
Fish farming pisciculture | 1 |
Forestry | 4 |
General | 4 |
Geophysics | 1 |
Law | 1 |
Makarov | 1 |
Mining | 2 |
Missiles | 1 |
Natural resourses and wildlife conservation | 2 |
Nautical | 1 |
Technology | 2 |
United Nations | 3 |