 |
| pin holes: 112 phrases in 31 subjects |
| Agriculture | 3 |
| Armored vehicles | 3 |
| Automated equipment | 6 |
| Automobiles | 3 |
| Aviation | 1 |
| Biology | 2 |
| Chemistry | 1 |
| Cinematography | 1 |
| Construction | 1 |
| Drilling | 1 |
| Electronics | 2 |
| Entomology | 1 |
| General | 1 |
| Leather | 1 |
| Makarov | 8 |
| Mass media | 1 |
| Mechanic engineering | 3 |
| Medical appliances | 1 |
| Military | 5 |
| Oil / petroleum | 3 |
| Oil and gas | 6 |
| Oil and gas technology | 1 |
| Oilfields | 1 |
| Polygraphy | 1 |
| Polymers | 1 |
| Rail transport | 4 |
| Sakhalin | 1 |
| Technology | 35 |
| Transport | 5 |
| Weapons and gunsmithing | 4 |
| Wood processing | 5 |