| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] have [vb pp] a | 231 |
|
| 2 | [not/n't] have [vb pp] at | 69 |
|
| 3 | have [vb pp] at a | 54 |
|
| 4 | [not/n't] [vb pp] at a | 15 |
|
