| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have yet been [verb] for | 12 |
|
| 2 | [verb] yet been [verb] for | 12 |
|
| 3 | [verb] yet been [vb pp] for | 12 |
|
| 4 | has yet been [verb] for | 10 |
|
| 5 | [vb -s] yet been [verb] for | 10 |
|
