| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do [not/n't] [verb] | 181798 |
|
| 2 | do they [verb] | 3123 |
|
| 3 | do [not/n't] they | 1692 |
|
| 4 | [not/n't] they [verb] | 738 |
|
