| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] [prep] | 477770 |
|
| 2 | it be [vb pp] | 37790 |
|
| 3 | it be [prep] | 23915 |
|
| 4 | it [vb pp] [prep] | 716 |
|
