| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] been [vb pp] [prep] | 3671 |
|
| 2 | to have been [vb pp] [prep] | 1532 |
|
| 3 | [vb infin] to have been [vb pp] | 99 |
|
| 4 | [vb infin] to have [vb pp] [prep] | 96 |
|
| 5 | [vb infin] to have been [prep] | 17 |
|
