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| динамические записи: 20 phrases in 10 subjects |
| Aerohydrodynamics | 1 |
| Electronics | 4 |
| Geophysics | 2 |
| Hacking | 1 |
| Hi-Fi | 2 |
| Mass media | 4 |
| Oil and gas | 2 |
| Programming | 1 |
| Seismology | 1 |
| Technology | 2 |
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