| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been a [adj] | 4638 |
|
| 2 | have been [prep] [adj] | 1750 |
|
| 3 | have been [prep] a | 790 |
|
| 4 | been [prep] a [adj] | 341 |
|
| 5 | have [prep] a [adj] | 219 |
|
