| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to have been [verb] [prep] | 1588 |
|
| 2 | seemed to have [verb] [prep] | 133 |
|
| 3 | seemed to have been [verb] | 108 |
|
| 4 | seemed to have been [prep] | 5 |
|
