| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb -s] [pers pn] [verb] [noun] | 12 |
|
| 2 | why [vb -s] [pers pn] [vb infin] [noun] | 8 |
|
| 3 | why does [pers pn] [verb] [noun] | 8 |
|
| 4 | why [vb -s] [pers pn] [verb] [noun prp] | 5 |
|
| 5 | why [vb -s] it [verb] [noun] | 5 |
|
