| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] know [pers pn] at [adj] | 19 |
|
| 2 | [not/n't] know [pers pn] at [adj] | 19 |
|
| 3 | not know [pers pn] at [adj] | 19 |
|
| 4 | n't know [pers pn] at [adj] | 17 |
|
