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плотность структуры : 23 phrases in 11 subjects |
| Chemistry | 1 |
| Electronics | 1 |
| General | 1 |
| Information technology | 2 |
| Makarov | 2 |
| Mass media | 1 |
| Medical appliances | 1 |
| Nanotechnology | 3 |
| Programming | 1 |
| Road works | 2 |
| Technology | 8 |
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