| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [subord] [verb] | 5712 |
|
| 2 | [vb pp] [verb] at | 1277 |
|
| 3 | [subord] [verb] at | 912 |
|
| 4 | [vb pp] [subord] at | 138 |
|
