| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do it [adv] [vb infin] | 7 |
|
| 2 | why does it [adv] [vb infin] | 5 |
|
| 3 | why [vb -s] it [adv] [vb infin] | 5 |
|
