| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] had been | 25566 |
|
| 2 | [Wh pn] have been | 5752 |
|
| 3 | [Wh pn] [verb] been | 5752 |
|
| 4 | [Wh pn] [vb past] been | 3310 |
|
| 5 | [Wh pn] had be | 3096 |
|
| 6 | [Wh pn] had [be] | 3096 |
|
| 7 | [Wh pn] had [been] | 3094 |
|
