| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] n't [verb] | 56974 |
|
| 2 | ought [adv] [verb] | 252 |
|
| 3 | ought not [verb] | 151 |
|
| 4 | ought [not/n't] [verb] | 151 |
|
