| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how can [pron] [vb infin] [pron] | 397 |
|
| 2 | can [pron] [adv] [vb infin] [pron] | 275 |
|
| 3 | how can [pron] [adv] [vb infin] | 127 |
|
