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recirculate : 73 phrases in 21 subjects |
| Automobiles | 3 |
| Aviation | 1 |
| Construction | 3 |
| Ecology | 1 |
| Energy industry | 8 |
| General | 1 |
| Information technology | 5 |
| Makarov | 3 |
| Mechanics | 6 |
| Metallurgy | 1 |
| Military | 1 |
| Nautical | 1 |
| Oil / petroleum | 10 |
| Oil and gas technology | 1 |
| Oil processing plants | 1 |
| Oilfields | 1 |
| Rail transport | 1 |
| Refrigeration | 2 |
| Sakhalin | 2 |
| Technology | 20 |
| Thermal engineering | 1 |