| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have not to | 10 |
|
| 2 | have n't to | 9 |
|
| 3 | have [not/n't] to | 7 |
|
| 4 | has [not/n't] to | 7 |
|
| 5 | had [not/n't] to | 5 |
|
