 |
| drilling platform: 121 phrases in 17 subjects |
| Building structures | 1 |
| Caspian | 1 |
| Construction | 1 |
| Drilling | 4 |
| Facilities | 1 |
| Makarov | 2 |
| Military | 1 |
| Natural resourses and wildlife conservation | 3 |
| Nautical | 2 |
| Oil / petroleum | 36 |
| Oil and gas | 28 |
| Oil and gas technology | 6 |
| Oilfields | 17 |
| Sakhalin | 8 |
| Sakhalin R | 2 |
| Seismology | 1 |
| Technology | 7 |