| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pron] [modal v] [prep] [be] | 94 |
|
| 2 | what [pers pn] [modal v] [prep] [be] | 93 |
|
| 3 | [pron] they [modal v] [prep] [be] | 34 |
|
| 4 | what they [modal v] [prep] [be] | 28 |
|
