| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it [be] n't | 549 |
|
| 2 | [prep] [verb] it [be] | 343 |
|
| 3 | [prep] it [be] n't | 99 |
|
| 4 | [prep] [verb] [be] n't | 20 |
|
