 |
| locking spring: 64 phrases in 21 subjects |
| Armored vehicles | 4 |
| Artillery | 3 |
| Astronautics | 1 |
| Automated equipment | 3 |
| Automobiles | 6 |
| Aviation | 1 |
| Construction | 3 |
| Firefighting and fire-control systems | 1 |
| General | 2 |
| Machine components | 1 |
| Mass media | 1 |
| Mechanics | 1 |
| Medical appliances | 1 |
| Military | 3 |
| Nautical | 1 |
| Oil and gas | 2 |
| Rail transport | 1 |
| Technology | 11 |
| Thermal engineering | 1 |
| Transport | 2 |
| Weapons and gunsmithing | 15 |