| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] to have been at | 23 |
|
| 2 | [vb -s] to have been at | 10 |
|
| 3 | seem to have been at | 8 |
|
| 4 | [vb pp] to have been at | 7 |
|
| 5 | seems to have been at | 6 |
|
| 6 | appear to have been at | 6 |
|
