| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how [vb past] [pron] [vb infin] | 1532 |
|
| 2 | how [verb] i [vb infin] | 345 |
|
| 3 | [adv] [vb past] i [vb infin] | 343 |
|
| 4 | how [vb past] i [verb] | 60 |
|
