 |
|
distribution diagram : 22 phrases in 13 subjects |
| Antennas and waveguides | 1 |
| Automobiles | 1 |
| Caspian | 1 |
| Construction | 3 |
| Energy industry | 1 |
| Meteorology | 1 |
| Military | 1 |
| Sakhalin | 3 |
| Submarines | 1 |
| Technology | 5 |
| Telecommunications | 1 |
| Water resources | 1 |
| Weapons of mass destruction | 2 |