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retainer : 153 phrases in 18 subjects |
| Agriculture | 2 |
| Automobiles | 4 |
| Chemistry | 9 |
| Coal | 2 |
| Construction | 2 |
| Electronics | 1 |
| Engines | 1 |
| General | 12 |
| Hobbies and pastimes | 1 |
| Industry | 2 |
| Mechanic engineering | 28 |
| Medical | 1 |
| Metallurgy | 3 |
| Optics branch of physics | 3 |
| Skydiving | 3 |
| Technology | 45 |
| Transport | 27 |
| Weapons and gunsmithing | 7 |