| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | seems to have been [vb pp] [prep] [det] | 8 |
|
| 2 | [vb -s] to have been [vb pp] [prep] some | 7 |
|
| 3 | [vb -s] to have been [vb pp] in [det] | 6 |
|
