| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how [pron] [vb mod] [vb infin] | 2308 |
|
| 2 | [pron] [verb] [vb mod] [vb infin] | 1289 |
|
| 3 | how [pron] [verb] [vb infin] | 28 |
|
| 4 | how [pron] [verb] [vb mod] | 11 |
|
