|
reference position : 28 phrases in 13 subjects |
| Astronautics | 2 |
| Automated equipment | 4 |
| Aviation | 2 |
| Cartography | 1 |
| Drilling | 1 |
| Electrical engineering | 1 |
| Mass media | 2 |
| Military | 2 |
| Oil / petroleum | 3 |
| Oil and gas | 3 |
| Oil and gas technology | 1 |
| Sakhalin | 1 |
| Technology | 5 |