| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] [prep] | 477791 |
|
| 2 | [vb pp] [prep] be | 20625 |
|
| 3 | be [prep] be | 15373 |
|
| 4 | be [vb pp] be | 19 |
|
