| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why did [not/n't] [pron] come | 26 |
|
| 2 | why [vb past] [not/n't] [pers pn] come | 26 |
|
| 3 | why [vb past] [not/n't] [pron] come | 26 |
|
| 4 | why [vb past] n't [pron] come | 26 |
|
| 5 | why [vb past] [not/n't] you come | 15 |
|
| 6 | why [vb past] [not/n't] you come | 15 |
|
| 7 | why [vb past] [not/n't] he come | 5 |
|
| 8 | why [vb past] [not/n't] he come | 5 |
|
