| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [adv] [pers pn] [verb] | 1951 |
|
| 2 | why do [adv] [pers pn] [vb infin] | 1946 |
|
| 3 | [adv] do [adv] [pers pn] use | 30 |
|
| 4 | why do [adv] [pron] use | 30 |
|
| 5 | why do [adv] [pers pn] use | 30 |
|
| 6 | why do [adv] [pers pn] use | 29 |
|
| 7 | why [verb] [adv] [pers pn] use | 29 |
|
| 8 | [Wh adv] do [adv] [pers pn] use | 29 |
|
