| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which have now been [verb] by | 8 |
|
| 2 | which have now been [vb pp] by | 8 |
|
| 3 | which have now been [verb] by | 8 |
|
| 4 | which has now been [verb] by | 8 |
|
