| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | perhaps we should [not/n't] be | 6 |
|
| 2 | perhaps we should [not/n't] [be] | 6 |
|
| 3 | perhaps we should [not/n't] be | 6 |
|
| 4 | perhaps we should not [be] | 5 |
|
