| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why did [not/n't] [pers pn] go [prep] | 12 |
|
| 2 | why did n't [pers pn] go [prep] | 12 |
|
| 3 | why did [not/n't] you go [prep] | 5 |
|
| 4 | why did [not/n't] [pers pn] go to | 5 |
|
