| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not [verb] [det] | 24589 |
|
| 2 | not know [det] | 853 |
|
| 3 | not [to-vb] [det] | 776 |
|
| 4 | [adv] to know [det] | 31 |
|
| 5 | not to know [adj] | 17 |
|
