| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [vb -s] [been] [verb] a [adj] | 6 |
|
| 2 | [adj] [vb -s] been [verb] a [adj] | 6 |
|
| 3 | [adj] has [been] [verb] a [adj] | 5 |
|
