| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pers pn] if you did [not/n't] | 5 |
|
| 2 | [prep] [pers pn] if you did [adv] | 5 |
|
| 3 | [prep] [pers pn] if you did not | 5 |
|
