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time of return : 35 phrases in 13 subjects |
| Aviation | 3 |
| Business | 5 |
| Commerce | 1 |
| Economy | 6 |
| Electronics | 2 |
| Finances | 3 |
| General | 3 |
| International trade | 1 |
| Oil processing plants | 1 |
| Project management | 1 |
| Securities | 3 |
| Shipbuilding | 1 |
| Technology | 5 |
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