| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've not [verb] at | 6 |
|
| 2 | 've [not/n't] look at | 6 |
|
| 3 | 've [not/n't] [vb pp] at | 6 |
|
| 4 | 've [not/n't] looked at | 6 |
|
