| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been a [adj] | 4366 |
|
| 2 | [Wh pn] have been [adj] | 560 |
|
| 3 | [Wh pn] have a [adj] | 516 |
|
| 4 | [Wh pn] have been a | 154 |
|
