| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [pron] not [verb] | 124 |
|
| 2 | why do [pron] not [vb infin] | 124 |
|
| 3 | why do [pron] [adv] come | 12 |
|
| 4 | why do [pron] not come | 9 |
|
| 5 | why do [pron] not come | 9 |
|
| 6 | [Wh adv] do [pron] not come | 9 |
|
| 7 | why [verb] [pron] not come | 9 |
|
| 8 | [adv] do [pron] not come | 9 |
|
