| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do [not/n't] [verb] | 92385 |
|
| 2 | do [not/n't] [vb infin] | 92166 |
|
| 3 | [verb] [not/n't] know | 23218 |
|
| 4 | do [not/n't] know | 23214 |
|
| 5 | do [not/n't] know | 17211 |
|
| 6 | do [adv] know | 17194 |
|
| 7 | [vb base] [not/n't] know | 17188 |
|
