| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] it [be] [prep] [verb] | 111 |
|
| 2 | [Wh det] [pers pn] [be] [prep] [to-vb] | 89 |
|
| 3 | [Wh det] [pron] [be] [prep] [to-vb] | 89 |
|
| 4 | [pron] it [be] [prep] [to-vb] | 88 |
|
| 5 | [Wh det] it [be] [prep] [to-vb] | 88 |
|
