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| 检查 ，调查: 13 phrases in 11 subjects |
| Agriculture | 1 |
| Aviation | 1 |
| Commerce | 1 |
| Dentistry | 1 |
| Earth sciences | 1 |
| Intelligence and security services | 1 |
| International trade | 2 |
| Oil / petroleum | 1 |
| Shipbuilding | 2 |
| Space | 1 |
| United Nations | 1 |
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