| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have been [vb pp] | 5959 |
|
| 2 | have been [vb pp] [be] | 345 |
|
| 3 | [vb mod] have [vb pp] [be] | 132 |
|
| 4 | [vb mod] have been [be] | 15 |
|
