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типу: 131 phrases in 14 subjects |
Aerodynamics | 1 |
Airports and air traffic control | 1 |
Aviation | 1 |
Chemistry | 2 |
Communications | 12 |
Environment | 13 |
Information security and data protection | 2 |
Leather | 6 |
Mathematics | 1 |
Metallurgy | 6 |
Meteorology | 2 |
Microsoft | 26 |
Road construction | 3 |
Technology | 55 |