| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [not/n't] [pers pn] come | 97 |
|
| 2 | [Wh adv] do n't [pers pn] come | 97 |
|
| 3 | [Wh adv] do [not/n't] you come | 90 |
|
