| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] how [to-vb] and [vb infin] | 7 |
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| 2 | [vb -s] how [verb] and [vb infin] | 7 |
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[vb -s] how [verb] and [vb infin] Next page
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