| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do n't [pers pn] | 1542 |
|
| 2 | then why do [pers pn] | 30 |
|
| 3 | then why do n't | 23 |
|
| 4 | then do n't [pers pn] | 21 |
|
