| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [verb] n't [pers pn] [vb infin] | 1930 |
|
| 2 | but [verb] n't [pers pn] [vb infin] | 115 |
|
| 3 | but why [verb] [pers pn] [vb infin] | 102 |
|
| 4 | but why [verb] n't [pers pn] | 43 |
|
