| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do n't [pron] come [adv] | 58 |
|
| 2 | why do n't [pron] [verb] back | 27 |
|
| 3 | why do n't [pron] come back | 9 |
|
| 4 | why do not [pron] come back | 9 |
|
| 5 | [Wh adv] do n't [pron] come back | 9 |
|
| 6 | [adv] do n't [pron] come back | 9 |
|
| 7 | why [verb] n't [pron] come back | 9 |
|
| 8 | why do [adv] [pron] come back | 9 |
|
| 9 | why do [not/n't] [pron] come back | 9 |
|
