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block structures : 27 phrases in 13 subjects |
Agrochemistry | 1 |
Construction | 5 |
Geology | 1 |
Makarov | 2 |
Mathematics | 1 |
Metallurgy | 1 |
Microelectronics | 1 |
Oil / petroleum | 1 |
Oil and gas technology | 1 |
Oilfields | 2 |
Polymers | 1 |
Programming | 9 |
Technology | 1 |