| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [verb] | 51076 |
|
| 2 | [vb past] be [verb] | 41547 |
|
| 3 | [vb past] it be | 6348 |
|
| 4 | [vb past] it [verb] | 4322 |
|
