| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | n't know [subord] | 2072 |
|
| 2 | n't know [adv] | 539 |
|
| 3 | n't [adv] [subord] | 161 |
|
| 4 | know [adv] [subord] | 101 |
|
