| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] have been a [adj] | 746 |
|
| 2 | [det] [vb mod] have been [adj] | 227 |
|
| 3 | [det] [vb mod] have been a | 120 |
|
| 4 | [det] have been a [adj] | 109 |
|
| 5 | [det] [vb mod] have a [adj] | 85 |
|
