| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] why [vb base] n't [pron] | 180 |
|
| 2 | [adv] [vb base] n't [pron] [adv] | 162 |
|
| 3 | why [vb base] n't [pron] [adv] | 152 |
|
| 4 | [adv] why [vb base] [pron] [adv] | 15 |
|
