| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] do n't know | 17761 |
|
| 2 | [adv] [pers pn] do n't | 4745 |
|
| 3 | [adv] do n't know | 723 |
|
| 4 | [adv] [pers pn] do know | 29 |
|
