| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [det] [prep] a [adj] | 7 |
|
| 2 | have [been] [det] [prep] a [adj] | 7 |
|
| 3 | have [been] [det] of a [adj] | 7 |
|
| 4 | have [been] [det] of a [adj] | 7 |
|
