 |
| rod coupling: 40 phrases in 16 subjects |
| Armored vehicles | 1 |
| Automobiles | 1 |
| Electronics | 1 |
| Mechanic engineering | 2 |
| Mechanics | 1 |
| Metallurgy | 1 |
| Mining | 3 |
| Nautical | 1 |
| Oil / petroleum | 8 |
| Oil and gas | 1 |
| Oil and gas technology | 5 |
| Oilfields | 3 |
| Rail transport | 7 |
| Sakhalin | 1 |
| Shipbuilding | 2 |
| Technology | 2 |