| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [vb pp] [prep] [noun] | 4286 |
|
| 2 | which has been [vb pp] [prep] | 783 |
|
| 3 | which has [vb pp] [prep] [noun] | 86 |
|
| 4 | which has been [prep] [noun] | 39 |
|
| 5 | which has been [vb pp] [noun] | 10 |
|
