| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] why do n't | 281 |
|
| 2 | [adv] do n't [noun] | 81 |
|
| 3 | why do n't [noun] | 70 |
|
| 4 | [adv] why do [noun] | 24 |
|
