| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [not/n't] have [vb pp] | 4818 |
|
| 2 | [vb mod] have [vb pp] at | 369 |
|
| 3 | [not/n't] have [vb pp] at | 71 |
|
