| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] has been [verb] | 2109 |
|
| 2 | has been [verb] [noun] | 917 |
|
| 3 | [Wh det] has [verb] [noun] | 412 |
|
| 4 | [Wh det] has been [noun] | 17 |
|
