| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb past] n't you | 536 |
|
| 2 | why [vb past] n't you | 421 |
|
| 3 | [adv] why [vb past] n't | 81 |
|
| 4 | [adv] why [vb past] you | 65 |
|
