| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why did [not/n't] you stop | 5 |
|
| 2 | why did n't you stop | 5 |
|
| 3 | why did not you stop | 5 |
|
| 4 | why did [adv] you stop | 5 |
|
| 5 | why did you stop [verb] | 6 |
|
| 6 | why did you stop [v-ing] | 6 |
|
