 |
| variable flow: 48 phrases in 23 subjects |
| Aerodynamics | 1 |
| Aerohydrodynamics | 1 |
| Armored vehicles | 1 |
| Astronautics | 2 |
| Automated equipment | 1 |
| Aviation | 1 |
| Construction | 3 |
| Economy | 1 |
| Electrical engineering | 2 |
| Electronics | 2 |
| Energy industry | 4 |
| General | 1 |
| Hydrology | 3 |
| International Monetary Fund | 2 |
| Makarov | 3 |
| Mathematics | 1 |
| Medical appliances | 1 |
| Military | 2 |
| Oil and gas | 1 |
| Oil and gas technology | 2 |
| Refrigeration | 2 |
| Sakhalin | 1 |
| Technology | 10 |