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| ravin | |||
| creux; combe | |||
| parów: 37 phrases in 13 subjects |
| Analytical chemistry | 1 |
| Chemistry | 9 |
| Construction | 11 |
| Electricity generation | 1 |
| Electronics | 3 |
| Energy industry | 2 |
| Environment | 2 |
| Mathematics | 2 |
| Physical sciences | 2 |
| Rail transport | 1 |
| Resins | 1 |
| Telephony | 1 |
| Vacuum tubes | 1 |