| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] what [modal v] [prep] [be] | 108 |
|
| 2 | of [pron] [modal v] [prep] [be] | 43 |
|
| 3 | of [Wh det] [modal v] [prep] [be] | 34 |
|
| 4 | of what [modal v] [prep] [be] | 33 |
|
| 5 | of what [modal v] [prep] [be] | 33 |
|
