| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | this [noun] has been [det] | 7 |
|
| 2 | this [noun sg] has been [det] | 7 |
|
| 3 | this has been [verb] [det] | 9 |
|
| 4 | this has been [vb pp] [det] | 7 |
|
