| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [verb] [adv] know | 19668 |
|
| 2 | [pers pn] [verb] n't know | 17762 |
|
| 3 | [pers pn] [verb] n't [adv] | 6843 |
|
| 4 | [verb] n't [adv] know | 1023 |
|
