| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do [not/n't] [verb] it | 7925 |
|
| 2 | do [not/n't] know [pron] | 6762 |
|
| 3 | [verb] [not/n't] know it | 334 |
|
| 4 | do [adv] know it | 321 |
|
