| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [not/n't] [be] | 4205 |
|
| 2 | [not/n't] [be] allow | 480 |
|
| 3 | should [be] allow | 431 |
|
| 4 | should [not/n't] allow | 35 |
|
