| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when do i [vb infin] [pron] | 9 |
|
| 2 | when do i [vb infin] [pers pn] | 7 |
|
| 3 | when do i [vb infin] [verb] | 7 |
|
| 4 | when do i [vb infin] [adv] | 6 |
|
