| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] why do n't [pron] [verb] | 10 |
|
| 2 | [pers pn] why do [not/n't] [pers pn] [verb] | 10 |
|
| 3 | [pers pn] why do [not/n't] [pron] [verb] | 10 |
|
| 4 | [pers pn] why do [not/n't] [pron] [vb infin] | 10 |
|
| 5 | [pers pn] why do [not/n't] you [verb] | 7 |
|
| 6 | [pers pn] why do [not/n't] you [verb] | 7 |
|
| 7 | [pers pn] why do [not/n't] [pron] [verb] | 5 |
|
