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guide line : 53 phrases in 22 subjects |
| Construction | 1 |
| Dental implantology | 5 |
| Drilling | 2 |
| Fishery fishing industry | 1 |
| General | 2 |
| Information technology | 1 |
| Leather | 1 |
| Makarov | 3 |
| Management | 2 |
| Metallurgy | 1 |
| Molikpaq | 1 |
| Nautical | 1 |
| Oil / petroleum | 13 |
| Oil and gas | 5 |
| Oilfields | 3 |
| Politics | 1 |
| Polygraphy | 1 |
| Programming | 2 |
| Pumps | 1 |
| Technology | 4 |
| Telecommunications | 1 |
| Wood processing | 1 |