| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb mod] [verb] | 371248 |
|
| 2 | [Wh det] [vb mod] [verb] | 18418 |
|
| 3 | what [vb mod] [verb] | 2512 |
|
| 4 | what [modal v] [verb] | 2512 |
|
