| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [be] | 41654 |
|
| 2 | [modal v] to [be] | 4612 |
|
| 3 | it to [be] | 1628 |
|
| 4 | it [modal v] to | 752 |
|
