| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [modal v] not [noun] | 73 |
|
| 2 | why [modal v] [adv] [noun] | 65 |
|
| 3 | why [modal v] not [noun] | 64 |
|
| 4 | [Wh adv] [modal v] not [noun] | 64 |
|
