| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [modal v] [adv] [pron] [verb] [noun] | 29 |
|
| 2 | why [modal v] [adv] [pron] [vb infin] [noun] | 29 |
|
| 3 | why [modal v] [adv] [pron] [noun] [verb] | 5 |
|
