| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] to [be] | 1184 |
|
| 2 | it [modal v] to [be] | 684 |
|
| 3 | it [modal v] [be] to | 91 |
|
| 4 | [modal v] [be] to [be] | 24 |
|
| 5 | it [modal v] [be] [be] | 13 |
|
