| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [adv] [pers pn] use | 22 |
|
| 2 | [Wh adv] do [not/n't] [pers pn] use | 22 |
|
| 3 | [Wh adv] do n't [pers pn] use | 22 |
|
| 4 | [Wh adv] do not [pers pn] use | 22 |
|
| 5 | [Wh adv] do [adv] you use | 19 |
|
