| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | n't know [adv] [pron] | 1626 |
|
| 2 | n't [verb] [adv] i | 613 |
|
| 3 | [adv] know [adv] i | 364 |
|
| 4 | [not/n't] know [adv] i | 324 |
|
| 5 | not know [adv] i | 324 |
|
