| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [adj] [adj] | 50 |
|
| 2 | [vb base] been numerous [adj] | 5 |
|
| 3 | 've been [adj] [adj] | 5 |
|
| 4 | [vb base] been important [adj] | 5 |
|
