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| следственная группа (bookworm) | |||
| investigation team: 19 phrases in 13 subjects |
| Astronautics | 1 |
| Caspian | 1 |
| Criminal law | 1 |
| Electronics | 1 |
| Energy industry | 2 |
| General | 2 |
| Military | 1 |
| Oil / petroleum | 1 |
| Police | 3 |
| Security systems | 1 |
| Technology | 3 |
| Tengiz | 1 |
| Weapons of mass destruction | 1 |