 |
| high -activity: 42 phrases in 21 subjects |
| Antennas and waveguides | 1 |
| Ecology | 1 |
| Electrical engineering | 2 |
| Electronics | 2 |
| Energy industry | 6 |
| General | 3 |
| Law | 1 |
| Makarov | 3 |
| Marketing | 1 |
| Medical | 3 |
| Meteorology | 1 |
| Military | 2 |
| Nanotechnology | 2 |
| Nautical | 1 |
| Nuclear physics | 1 |
| Occupational health & safety | 2 |
| Perfume | 2 |
| Physics | 1 |
| Politics | 1 |
| Programming | 3 |
| Technology | 3 |