| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] have been [vb pp] on a | 8 |
|
| 2 | [adj] have been [verb] on a | 8 |
|
| 3 | [det] have been [verb] on a | 5 |
|
| 4 | [adj] has been [verb] on a | 5 |
|
