| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [verb] not [pers pn] [verb] | 2085 |
|
| 2 | [verb] not [pers pn] [verb] [prep] | 529 |
|
| 3 | why [verb] [pers pn] [verb] [prep] | 308 |
|
