| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [verb] [prep] [verb] | 561 |
|
| 2 | [pron] be [verb] [prep] [to-vb] | 99 |
|
| 3 | [pers pn] be [verb] [prep] [to-vb] | 83 |
|
| 4 | it be [verb] [prep] [to-vb] | 11 |
|
| 5 | it [be] [verb] [prep] [to-vb] | 11 |
|
