| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not [verb] [conj] [to-vb] [adj] | 20 |
|
| 2 | not know [conj] [verb] [adj] | 13 |
|
| 3 | [adv] know [conj] [to-vb] [adj] | 13 |
|
