| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [Wh det] it be [prep] | 231 |
|
| 2 | [Wh det] it be [prep] [to-vb] | 88 |
|
| 3 | [prep] [Wh det] it be [to-vb] | 28 |
|
