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| wstecz; tył kierunek | |||
| odwrotnie | |||
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backwards : 25 phrases in 11 subjects |
| Antennas and waveguides | 1 |
| Construction | 1 |
| General | 6 |
| Information technology | 1 |
| Microsoft | 5 |
| Radio | 1 |
| Reliability | 2 |
| Semiconductors | 2 |
| Telecommunications | 4 |
| Telegraphy | 1 |
| Vacuum tubes | 1 |