| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | can [adv] [be] | 17434 |
|
| 2 | [modal v] n't [be] | 9273 |
|
| 3 | can [not/n't] [be] | 9120 |
|
| 4 | can not [be] | 9117 |
|
