| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pron] [vb mod] [be] [verb] | 275 |
|
| 2 | what [pron] [modal v] [be] [verb] | 275 |
|
| 3 | [pron] [pron] should [be] [verb] | 173 |
|
| 4 | what [pron] should [be] [verb] | 87 |
|
