| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [conj] [verb] [conj] [pron] | 185 |
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| 2 | [verb] [conj] [verb] whether [pron] | 34 |
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[to-vb] [conj] [verb] whether [pron] Next page
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