| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] been [adj] [to-vb] [noun] | 12 |
|
| 2 | to have been [adj] [verb] [noun] | 12 |
|
| 3 | [to-vb] been able [verb] [noun] | 10 |
|
| 4 | [to-vb] been [adj] [verb] [noun sg] | 6 |
|
