| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why [pers pn] [verb] not come | 10 |
|
| 2 | why [pron] do not come | 10 |
|
| 3 | why [pron] [verb] n't come | 9 |
|
| 4 | why [pron] [vb past] not come | 8 |
|
| 5 | why [pron] did not come | 8 |
|
