 |
| build up pressure: 60 phrases in 21 subjects |
| Automobiles | 2 |
| Caspian | 1 |
| Chemical industry | 1 |
| Construction | 3 |
| Drilling | 4 |
| Electronics | 1 |
| General | 2 |
| Makarov | 4 |
| Mathematics | 1 |
| Mining | 2 |
| Nanotechnology | 1 |
| Oil / petroleum | 11 |
| Oil and gas | 8 |
| Oil and gas technology | 2 |
| Oilfields | 7 |
| Petrography | 1 |
| Production | 4 |
| Sakhalin R | 1 |
| Technology | 1 |
| Tengiz | 1 |
| Transport | 2 |