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filter element : 169 phrases in 19 subjects |
| Armored vehicles | 3 |
| Automobiles | 10 |
| Chemistry | 2 |
| Construction | 1 |
| Electronics | 5 |
| Energy industry | 5 |
| General | 7 |
| Makarov | 1 |
| Metallurgy | 1 |
| Military | 1 |
| Mining | 1 |
| Nuclear physics | 4 |
| Oil / petroleum | 2 |
| Oil and gas | 1 |
| Production | 4 |
| Technology | 115 |
| Tengiz | 1 |
| Thermal engineering | 1 |
| Transport | 4 |