| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have not looked at [det] | 13 |
|
| 2 | [verb] not looked at [det] | 13 |
|
| 3 | [vb base] not looked at [det] | 10 |
|
| 4 | have not looked at [det] | 9 |
|
