| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how [det] do i [vb infin] | 35 |
|
| 2 | how [det] do i [verb] | 35 |
|
| 3 | how do i [vb infin] [verb] | 16 |
|
| 4 | [det] do i [vb infin] [verb] | 13 |
|
