| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [be] [prep] | 2061 |
|
| 2 | it [vb mod] [be] [prep] | 2061 |
|
| 3 | [pron] [vb mod] [be] to | 152 |
|
| 4 | it [vb mod] [be] to | 91 |
|
| 5 | it [modal v] [be] to | 91 |
|
| 6 | it [vb mod] [be] to | 91 |
|
