| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] n't [be] | 9273 |
|
| 2 | should [adv] [be] | 7103 |
|
| 3 | should [not/n't] [be] | 4206 |
|
| 4 | should not [be] | 4203 |
|
