| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [vb pp] [prep] [be] | 1153 |
|
| 2 | [det] be [vb pp] [prep] [be] | 352 |
|
| 3 | [modal v] [det] be [vb pp] [prep] | 204 |
|
