 |
| closely-spaced: 63 phrases in 26 subjects |
| Aerohydrodynamics | 1 |
| Antennas and waveguides | 1 |
| Astronautics | 4 |
| Aviation | 7 |
| Cement | 1 |
| Construction | 5 |
| Energy industry | 5 |
| General | 2 |
| Geology | 1 |
| Geophysics | 2 |
| Law | 1 |
| Librarianship | 1 |
| Makarov | 6 |
| Mathematics | 1 |
| Metrology | 1 |
| Military | 3 |
| Nanotechnology | 1 |
| Nautical | 2 |
| Navigation | 1 |
| Oil / petroleum | 7 |
| Oil and gas technology | 1 |
| Oilfields | 1 |
| Physics | 1 |
| Radio | 1 |
| Robotics | 1 |
| Technology | 5 |