 |
| volume fraction: 27 phrases in 14 subjects |
| Aviation | 1 |
| Chemistry | 2 |
| Firefighting and fire-control systems | 1 |
| Geophysics | 2 |
| GOST | 1 |
| Makarov | 2 |
| Medical | 1 |
| Metallurgy | 1 |
| Natural resourses and wildlife conservation | 4 |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 2 |
| Oil and gas | 1 |
| Physiology | 1 |
| Technology | 7 |