| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] it have been [vb pp] by | 7 |
|
| 2 | which it have been [verb] by | 5 |
|
| 3 | [Wh det] it have been [verb] by | 5 |
|
| 4 | which it have been [verb] by | 5 |
|
