| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [not/n't] seen [pers pn] | 570 |
|
| 2 | have seen [pers pn] [vb infin] | 200 |
|
| 3 | [not/n't] seen [pers pn] [vb infin] | 23 |
|
