| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | why do [pron] [vb infin] [prep] | 257 |
|
| 2 | [adv] do i [vb infin] [prep] | 83 |
|
| 3 | why do i [verb] [prep] | 19 |
|
| 4 | why [verb] i [vb infin] [prep] | 19 |
|
