| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] have have a | 63 |
|
| 2 | may have have a | 61 |
|
| 3 | may [not/n't] have a | 34 |
|
| 4 | may [not/n't] have a | 32 |
|
| 5 | may [not/n't] have have | 28 |
|
