 |
| site investigations: 19 phrases in 13 subjects |
| Caspian | 2 |
| Construction | 4 |
| Ecology | 2 |
| Electronics | 1 |
| Geology | 1 |
| Geophysics | 1 |
| Makarov | 1 |
| Military | 1 |
| Natural resourses and wildlife conservation | 1 |
| Nuclear and fusion power | 1 |
| Security systems | 2 |
| Water supply | 1 |
| Weapons of mass destruction | 1 |