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reactivation : 83 phrases in 30 subjects |
| Automobiles | 1 |
| Biology | 10 |
| Biotechnology | 1 |
| Business | 2 |
| Cement | 1 |
| Chemistry | 3 |
| Chess | 1 |
| Construction | 4 |
| Economics | 1 |
| Electronics | 1 |
| Energy industry | 4 |
| Food industry | 2 |
| General | 3 |
| Genetics | 10 |
| Geology | 2 |
| Makarov | 5 |
| Mass media | 1 |
| Medical | 3 |
| Microsoft | 1 |
| Military | 2 |
| Natural resourses and wildlife conservation | 2 |
| Nautical | 1 |
| Oil / petroleum | 8 |
| Oil and gas | 2 |
| Production | 1 |
| Programming | 2 |
| Refrigeration | 2 |
| Technology | 5 |
| Virology | 1 |
| Wood processing | 1 |