| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [vb pp] [prep] | 36782 |
|
| 2 | [vb past] be [prep] | 4611 |
|
| 3 | [vb pp] be [prep] | 715 |
|
| 4 | [vb past] [vb pp] be | 634 |
|
