| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [verb] [adv] know | 19668 |
|
| 2 | [pers pn] [verb] [not/n't] know | 19650 |
|
| 3 | [pers pn] [verb] [not/n't] [adv] | 9821 |
|
| 4 | [verb] [not/n't] [adv] know | 1219 |
|
