 |
| free space: 201 phrase in 45 subjects |
| Aerohydrodynamics | 2 |
| Antennas and waveguides | 22 |
| Architecture | 1 |
| Astronautics | 11 |
| Astronomy | 1 |
| Automobiles | 2 |
| Aviation | 1 |
| Biology | 2 |
| Computer networks | 1 |
| Computers | 3 |
| Ecology | 1 |
| Electrical engineering | 1 |
| Electronics | 15 |
| General | 3 |
| Geophysics | 4 |
| Household appliances | 1 |
| Information technology | 8 |
| Internet | 1 |
| Lasers | 1 |
| Makarov | 12 |
| Mass media | 10 |
| Mathematics | 3 |
| Medical | 2 |
| Metrology | 2 |
| Microsoft | 1 |
| Military | 11 |
| Mining | 1 |
| Nanotechnology | 1 |
| Natural resourses and wildlife conservation | 3 |
| Nautical | 4 |
| Navigation | 2 |
| Operation systems | 3 |
| Physics | 5 |
| Physiology | 1 |
| Programming | 11 |
| Psychology | 1 |
| Quantum electronics | 1 |
| Rail transport | 2 |
| Remote sensing | 1 |
| Seismology | 1 |
| Shipbuilding | 1 |
| Technology | 28 |
| Telecommunications | 11 |
| Transport | 1 |
| Water resources | 1 |