| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been a [adj] | 5134 |
|
| 2 | have been [prep] a | 873 |
|
| 3 | have been [prep] [adj] | 668 |
|
| 4 | been [prep] a [adj] | 344 |
|
| 5 | have [prep] a [adj] | 207 |
|
