| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] [subord] it [be] | 357 |
|
| 2 | [to-vb] [prep] [subord] [pron] [be] | 123 |
|
| 3 | [to-vb] [prep] [conj] it [be] | 38 |
|
