| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [vb base] [not/n't] i | 58 |
|
| 2 | why [vb base] n't i | 58 |
|
| 3 | why do [not/n't] i | 48 |
|
| 4 | why have [not/n't] i | 10 |
|
