 |
| bolt down: 32 phrases in 14 subjects |
| Armored vehicles | 3 |
| Astronautics | 1 |
| Automated equipment | 2 |
| Construction | 3 |
| Electrical engineering | 2 |
| Machine components | 1 |
| Makarov | 1 |
| Nautical | 2 |
| Oil / petroleum | 1 |
| Roll stock | 2 |
| Shipbuilding | 3 |
| Technology | 7 |
| Thermal engineering | 3 |
| Transport | 1 |