| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to have been [v-ing] [noun] | 21 |
|
| 2 | to have been [verb] [noun sg] | 20 |
|
| 3 | to have been [vb pp] [noun] | 18 |
|
| 4 | to have been [verb] [noun prp] | 9 |
|
| 5 | to have been [verb] [noun pl] | 7 |
|
| 6 | to have been [verb] [n mass] | 5 |
|
