| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why did not [pers pn] | 667 |
|
| 2 | [vb past] did not [pers pn] | 125 |
|
| 3 | [vb past] why did not | 8 |
|
| 4 | [vb past] why did [pers pn] | 6 |
|
