| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [to-vb] been [adj] for | 12 |
|
| 2 | [vb pp] to have been [adj] for | 12 |
|
| 3 | [vb pp] have been [adj] for | 12 |
|
| 4 | [vb pp] [verb] been responsible for | 11 |
|
| 5 | believed [verb] been [adj] for | 5 |
|
