| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] i [vb base] n't | 71 |
|
| 2 | [is] i do n't | 62 |
|
| 3 | is i [vb base] n't | 52 |
|
| 4 | 's i [vb base] n't | 20 |
|
| 5 | [is] i have n't | 10 |
|
