| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] had been [verb] | 19757 |
|
| 2 | [noun] [Wh pn] had [verb] | 4557 |
|
| 3 | [Wh pn] had been [verb] | 1830 |
|
| 4 | [noun] [Wh pn] had been | 1342 |
|
