| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [not/n't] be | 6 |
|
| 2 | [vb mod] [be] [not/n't] [be] | 6 |
|
| 3 | [modal v] [be] not [be] | 6 |
|
| 4 | [modal v] be [not/n't] [be] | 6 |
|
