| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [coord] why [verb] n't | 9 |
|
| 2 | [noun] [coord] why do n't | 9 |
|
| 3 | [noun] and why [verb] n't | 7 |
|
| 4 | [noun] [coord] why did n't | 6 |
|
| 5 | [noun] [coord] why [vb past] n't | 6 |
|
