| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | ever have been [vb pp] by | 8 |
|
| 2 | ever [verb] been [vb pp] by | 8 |
|
| 3 | ever [to-vb] been [vb pp] by | 5 |
|
| 4 | ever to have been [vb pp] by | 5 |
|
