| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb base] not [verb] | 70413 |
|
| 2 | why [pron] [vb base] [verb] | 597 |
|
| 3 | why [pron] [vb base] not | 240 |
|
| 4 | why [vb base] not [verb] | 15 |
|
