| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [verb] | 170330 |
|
| 2 | [modal v] [not/n't] [verb] | 101163 |
|
| 3 | [modal v] [not/n't] be | 35057 |
|
| 4 | [not/n't] be [verb] | 18152 |
|
