 |
| flow problem: 16 phrases in 9 subjects |
| Aerohydrodynamics | 4 |
| Business | 1 |
| Economy | 1 |
| Information technology | 2 |
| Mass media | 1 |
| Mathematics | 2 |
| Oil and gas technology | 1 |
| Physics | 1 |
| Programming | 3 |
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