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mid- point : 41 phrases in 25 subjects |
Astronomy | 1 |
Automobiles | 1 |
Aviation | 1 |
Cartography | 2 |
Caspian | 4 |
Chromatography | 1 |
Clinical trial | 1 |
Construction | 1 |
Economy | 3 |
Electrical engineering | 1 |
Forestry | 3 |
Geophysics | 3 |
Military | 2 |
Navigation | 1 |
Oil / petroleum | 2 |
Oil and gas | 2 |
Oil processing plants | 1 |
Road works | 1 |
Sakhalin | 1 |
Technology | 4 |
Telecommunications | 1 |
Tengiz | 1 |
Textile industry | 1 |
Weapons of mass destruction | 1 |
Wood processing | 1 |