| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [not/n't] seen a | 61 |
|
| 2 | have [not/n't] seen for | 44 |
|
| 3 | have seen for a | 13 |
|
| 4 | [not/n't] seen for a | 8 |
|
| 5 | have [not/n't] for a | 8 |
|
