| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [unc] why do n't [pron] [vb infin] | 18 |
|
| 2 | [unc] why do not [pers pn] [vb infin] | 17 |
|
| 3 | [unc] why [verb] n't [pers pn] [vb infin] | 17 |
|
| 4 | [unc] why do [not/n't] [pers pn] [vb infin] | 17 |
|
| 5 | [unc] why do [adv] [pers pn] [vb infin] | 17 |
|
| 6 | [unc] [adv] do n't [pers pn] [vb infin] | 17 |
|
| 7 | [unc] why do n't [pers pn] [verb] | 17 |
|
