 |
| hole blow: 43 phrases in 20 subjects |
| Automobiles | 2 |
| Construction | 2 |
| Electronics | 1 |
| Firefighting and fire-control systems | 1 |
| General | 2 |
| Geography | 1 |
| Geology | 9 |
| Hydrology | 1 |
| Makarov | 1 |
| Mechanic engineering | 1 |
| Microbiology | 1 |
| Nautical | 3 |
| Paleontology | 1 |
| Quality control and standards | 2 |
| Rail transport | 3 |
| Seismology | 1 |
| Shipbuilding | 2 |
| Technology | 6 |
| Thermal engineering | 1 |
| Water resources | 2 |