| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] for [adj] | 55 |
|
| 2 | have been [vb pp] for [det] | 26 |
|
| 3 | have been [vb pp] for [adj] | 24 |
|
| 4 | have been used for [adj] | 8 |
|
| 5 | have been [vb pp] for some | 6 |
|
| 6 | have been [vb pp] for some | 6 |
|
