| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pron] [modal v] | 7726 |
|
| 2 | not what [pron] | 615 |
|
| 3 | not [pron] [modal v] | 454 |
|
| 4 | not what [modal v] | 21 |
|
