| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why did n't [pers pn] [verb] | 598 |
|
| 2 | why [verb] n't [pers pn] ask | 58 |
|
| 3 | why do n't [pers pn] ask | 57 |
|
| 4 | [adv] did n't [pers pn] ask | 20 |
|
| 5 | why [vb past] n't [pers pn] ask | 20 |
|
| 6 | why did n't [pers pn] ask | 19 |
|
| 7 | why did [adv] [pers pn] ask | 19 |
|
| 8 | why did not [pers pn] ask | 19 |
|
| 9 | why did [not/n't] [pers pn] ask | 19 |
|
| 10 | [Wh adv] did n't [pers pn] ask | 19 |
|
| 11 | why did n't [pron] ask | 19 |
|
