| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [verb] n't [adv] know | 867 |
|
| 2 | [interj] [pers pn] [verb] [adv] know | 468 |
|
| 3 | [interj] [pers pn] [verb] n't know | 467 |
|
| 4 | [interj] [pers pn] [verb] n't [adv] | 112 |
|
