| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do [not/n't] [pron] [verb] | 5866 |
|
| 2 | do [not/n't] [verb] back | 382 |
|
| 3 | do [pron] [verb] back | 100 |
|
| 4 | [not/n't] [pron] [verb] back | 55 |
|
