| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb base] [not/n't] [pron] [adv] | 152 |
|
| 2 | why [vb base] [not/n't] [pron] do | 66 |
|
| 3 | [vb base] [not/n't] [pron] [adv] do | 18 |
|
