| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have been [verb] by this | 5 |
|
| 2 | [modal v] have been [verb] by this | 5 |
|
| 3 | [modal v] have been [vb pp] by this | 5 |
|
| 4 | [modal v] have been [verb] by this | 5 |
|
