| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] have been [vb pp] be | 14 |
|
| 2 | who have been [verb] be | 14 |
|
| 3 | [Wh pn] have been [verb] be | 7 |
|
| 4 | [Wh pn] had been [verb] be | 5 |
|
