| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb mod] i [vb infin] | 1641 |
|
| 2 | [Wh adv] [vb mod] i [vb infin] | 1241 |
|
| 3 | why [vb mod] [pron] [vb infin] | 982 |
|
| 4 | why [vb mod] i [verb] | 278 |
|
| 5 | why [vb mod] i [vb infin] | 274 |
|
| 6 | why [modal v] i [vb infin] | 274 |
|
