| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [vb pp] on [noun] | 187 |
|
| 2 | which has been [vb pp] on | 32 |
|
| 3 | which has been [vb pp] [noun] | 10 |
|
| 4 | which has been on [noun] | 6 |
|
