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| 减 旋: 38 phrases in 12 subjects |
| Agriculture | 2 |
| Automobiles | 11 |
| Aviation | 3 |
| Communications | 1 |
| Dancing | 2 |
| Desert science | 1 |
| Electronics | 1 |
| General | 1 |
| Oil / petroleum | 1 |
| Shipbuilding | 1 |
| Technology | 12 |
| Wind Energy | 2 |
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