| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] if i have n't | 23 |
|
| 2 | [verb] if i had n't | 22 |
|
| 3 | [vb pp] if i have n't | 13 |
|
| 4 | [vb base] if i have n't | 5 |
|
