| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be [verb] | 170330 |
|
| 2 | it [vb mod] be | 41654 |
|
| 3 | it [vb mod] [verb] | 33714 |
|
| 4 | it be [verb] | 547 |
|
