| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] have been [verb] by [adj] | 13 |
|
| 2 | [vb past] have been [vb pp] by [adj] | 13 |
|
| 3 | [vb past] to have been [verb] by [adj] | 8 |
|
| 4 | [vb past] have been [verb] by [adj] | 7 |
|
