| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | n't know [pers pn] | 1456 |
|
| 2 | n't [pers pn] at | 69 |
|
| 3 | n't know at | 40 |
|
| 4 | know [pers pn] at | 35 |
|
