| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [verb] [adv] [adv] know | 521 |
|
| 2 | i [verb] [not/n't] [adv] know | 507 |
|
| 3 | i [verb] not [adv] know | 507 |
|
| 4 | i [verb] not [adv] [verb] | 314 |
|
| 5 | [pron] [verb] not [adv] know | 160 |
|
| 6 | i [verb] not [adv] know | 22 |
|
