| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to have been [noun] [prep] [noun] | 11 |
|
| 2 | [to-vb] been [noun] [prep] [noun] | 11 |
|
| 3 | [to-vb] been [noun sg] [prep] [noun] | 8 |
|
| 4 | [to-vb] been [noun] [prep] [noun prp] | 5 |
|
