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| апериодический | |||
| непериодический | |||
| non-periodic: 19 phrases in 8 subjects |
| Astronomy | 1 |
| Electronics | 3 |
| Makarov | 1 |
| Nanotechnology | 1 |
| Nautical | 1 |
| Oceanography & oceanology | 1 |
| Physics | 1 |
| Programming | 10 |
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