| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] [verb] [modal v] [vb infin] | 61 |
|
| 2 | [be] [not/n't] [verb] [modal v] [vb infin] | 8 |
|
| 3 | be [not/n't] [verb] [modal v] [verb] | 8 |
|
