| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who had be [prep] [det] [noun] | 5 |
|
| 2 | [Wh pn] had been [prep] [det] [noun] | 5 |
|
| 3 | [Wh pn] had be [prep] [det] [noun] | 5 |
|
