| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] it [modal v] [be] [prep] | 166 |
|
| 2 | of [Wh det] it [be] [prep] | 91 |
|
| 3 | of [Wh det] it [modal v] [be] | 33 |
|
| 4 | of [Wh det] [modal v] [be] [prep] | 25 |
|
| 5 | of it [modal v] [be] [prep] | 12 |
|
