| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] had been [verb] in the | 46 |
|
| 2 | who had been [verb] in the | 45 |
|
| 3 | [Wh pn] had been [vb pp] in the | 33 |
|
| 4 | [Wh pn] had been [v-ing] in the | 13 |
|
