| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] had [been] [vb pp] by a | 15 |
|
| 2 | [Wh pn] had [been] [verb] by a | 15 |
|
| 3 | who had [been] [verb] by a | 15 |
|
| 4 | [Wh pn] had been [verb] by a | 15 |
|
