| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | ca [not/n't] [verb] | 21807 |
|
| 2 | ca [not/n't] [vb infin] | 21777 |
|
| 3 | [vb mod] [not/n't] keep | 618 |
|
| 4 | [modal v] [not/n't] keep | 618 |
|
| 5 | can [not/n't] keep | 269 |
|
| 6 | ca [not/n't] keep | 209 |
|
| 7 | ca [adv] keep | 209 |
|
