| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do n't [pers pn] [verb] | 3884 |
|
| 2 | why do n't [pers pn] | 1542 |
|
| 3 | why do [pers pn] [verb] | 1310 |
|
| 4 | why do n't [verb] | 14 |
|
