| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [not/n't] [pers pn] [adv] | 201 |
|
| 2 | why do [not/n't] [pers pn] do | 89 |
|
| 3 | do [not/n't] [pers pn] [adv] do | 22 |
|
| 4 | why do [pers pn] [adv] do | 9 |
|
