| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] have been [vb pp] in a | 19 |
|
| 2 | [verb] to have been [verb] in a | 15 |
|
| 3 | [vb pp] have been [verb] in a | 8 |
|
| 4 | seem have been [verb] in a | 5 |
|
