| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb base] n't [pers pn] | 1617 |
|
| 2 | but [vb base] n't [pers pn] | 101 |
|
| 3 | but why [vb base] [pers pn] | 56 |
|
| 4 | but why [vb base] n't | 28 |
|
