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fine filter : 25 phrases in 16 subjects |
| Armored vehicles | 1 |
| Automobiles | 1 |
| Chemistry | 2 |
| Construction | 1 |
| Ecology | 1 |
| Electronics | 2 |
| Energy industry | 2 |
| General | 1 |
| Karachaganak | 1 |
| Makarov | 1 |
| Natural resourses and wildlife conservation | 1 |
| Oil / petroleum | 3 |
| Polymers | 1 |
| Sakhalin | 1 |
| Technology | 5 |
| Transport | 1 |