| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but why [vb past] n't you | 10 |
|
| 2 | but [Wh adv] [vb past] n't you | 10 |
|
| 3 | but [adv] [vb past] n't you | 10 |
|
| 4 | but [adv] did n't you | 10 |
|
| 5 | but why [vb past] n't you | 10 |
|
