| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] not [be] [verb] | 17406 |
|
| 2 | [modal v] not [be] [verb] | 17406 |
|
| 3 | should [adv] [be] [verb] | 4697 |
|
| 4 | should not [be] [verb] | 2741 |
|
