| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] to have been [verb] [prep] | 530 |
|
| 2 | to have been [verb] [prep] [adj] | 274 |
|
| 3 | [vb pp] to have [verb] [prep] [adj] | 106 |
|
| 4 | [vb pp] to have been [verb] [adj] | 26 |
|
| 5 | [vb pp] to have been [prep] [adj] | 16 |
|
