| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [adv] [verb] [modal v] [vb infin] | 35 |
|
| 2 | [verb] [not/n't] [verb] [modal v] [vb infin] | 33 |
|
| 3 | [vb base] [not/n't] [verb] [modal v] [verb] | 18 |
|
