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| semiyearly | |||
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| bi-yearly | |||
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一 年 两次 : 26 phrases in 10 subjects |
| Agriculture | 1 |
| Business | 3 |
| Drilling | 1 |
| Earth sciences | 1 |
| Economy | 3 |
| Exhibitions | 1 |
| General | 7 |
| International Monetary Fund | 5 |
| Oil / petroleum | 1 |
| Technology | 3 |
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