 |
| pin hinge: 74 phrases in 18 subjects |
| Armored vehicles | 3 |
| Artillery | 1 |
| Automobiles | 5 |
| Construction | 14 |
| Drilling | 2 |
| General | 1 |
| Makarov | 2 |
| Mechanic engineering | 4 |
| Military | 4 |
| Oil / petroleum | 3 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Oilfields | 2 |
| Shipbuilding | 1 |
| Technology | 18 |
| Theatre | 2 |
| Transport | 3 |
| Weapons and gunsmithing | 7 |