| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | can not [verb] [det] | 2761 |
|
| 2 | [modal v] not know [det] | 45 |
|
| 3 | can [adv] know [det] | 9 |
|
| 4 | can not know [adj] | 7 |
|
