 |
| back-scattered: 100 phrase in 24 subjects |
| Antennas and waveguides | 1 |
| Automated equipment | 1 |
| Aviation | 2 |
| Chemistry | 2 |
| Construction | 2 |
| Drilling | 1 |
| Electrochemistry | 2 |
| Electronics | 4 |
| Makarov | 8 |
| Mass media | 10 |
| Medical | 1 |
| Metallurgy | 3 |
| Meteorology | 1 |
| Navigation | 2 |
| Nuclear and fusion power | 1 |
| Nuclear physics | 6 |
| Oceanography & oceanology | 1 |
| Oil / petroleum | 1 |
| Physics | 3 |
| Quantum electronics | 2 |
| Road works | 1 |
| Technology | 7 |
| Радиоактивное излучение | 25 |
| Радиография | 13 |