| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [not/n't] been [verb] for | 230 |
|
| 2 | who have been [verb] for | 180 |
|
| 3 | who have [not/n't] been [verb] | 151 |
|
| 4 | who have [not/n't] [verb] for | 20 |
|
