| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [not/n't] been [vb pp] for some | 10 |
|
| 2 | [verb] not been [vb pp] for some | 8 |
|
| 3 | [vb -s] [not/n't] been [vb pp] for some | 5 |
|
| 4 | has [not/n't] been [vb pp] for some | 5 |
|
