| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] to [be] | 684 |
|
| 2 | it [vb mod] [be] [det] | 643 |
|
| 3 | [vb mod] to [be] [det] | 86 |
|
| 4 | it to [be] [det] | 15 |
|
