| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | appear to have been [verb] [adj] | 13 |
|
| 2 | appear have been [vb pp] [adj] | 9 |
|
| 3 | appears have been [verb] [adj] | 7 |
|
| 4 | appear have been [verb] [adj] | 7 |
|
