 |
| effective life: 18 phrases in 17 subjects |
| Agrochemistry | 1 |
| Biology | 1 |
| Diplomacy | 1 |
| Drilling | 1 |
| Electronics | 1 |
| Energy industry | 1 |
| Finances | 1 |
| General | 1 |
| Makarov | 1 |
| Medical | 2 |
| Metrology | 1 |
| Military | 1 |
| Nuclear physics | 1 |
| Oil / petroleum | 1 |
| Physics | 1 |
| Religion | 1 |
| Technology | 1 |