| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb mod] [pron] [adv] [verb] | 80 |
|
| 2 | [adv] [vb mod] [pron] [adv] have | 64 |
|
| 3 | why [modal v] [pron] [adv] have | 11 |
|
