| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [not/n't] you ask [pers pn] | 13 |
|
| 2 | why do n't [pers pn] ask [pers pn] | 13 |
|
| 3 | why do [not/n't] [pers pn] ask him | 9 |
|
