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| centre circle | |||
| окружность центров: 63 phrases in 15 subjects |
| Automated equipment | 9 |
| Automobiles | 5 |
| Law | 1 |
| Makarov | 8 |
| Mass media | 6 |
| Mathematics | 13 |
| Mechanic engineering | 4 |
| Military | 1 |
| Mining | 2 |
| Nautical | 1 |
| Oil and gas | 1 |
| Rail transport | 2 |
| Technology | 8 |
| Transport | 1 |
| Wood processing | 1 |