| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [not/n't] [be] | 35070 |
|
| 2 | [modal v] [not/n't] [be] | 35070 |
|
| 3 | might [adv] [be] | 2686 |
|
| 4 | might [not/n't] [be] | 839 |
|
