| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] [prep] | 135596 |
|
| 2 | be [vb pp] [subord] | 11511 |
|
| 3 | [vb pp] [subord] [prep] | 3001 |
|
| 4 | be [subord] [prep] | 90 |
|
