| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [verb] [noun] [verb] [det] | 29 |
|
| 2 | why [verb] [noun] [vb infin] [det] | 22 |
|
| 3 | [adv] [verb] [noun] have [det] | 10 |
|
| 4 | why [verb] [noun] have [adj] | 9 |
|
| 5 | why [verb] [noun] have [det] | 5 |
|
