| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] be [Wh det] [pron] must | 23 |
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| 2 | be [Wh det] [pron] must [vb infin] | 23 |
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[det] be [Wh det] [pron] must [vb infin] Next page
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