| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to [Wh det] do [pers pn] [vb infin] | 17 |
|
| 2 | to what do [pron] [vb infin] | 17 |
|
| 3 | to [Wh det] do i [vb infin] | 9 |
|
| 4 | to [Wh det] do [pron] owe | 9 |
|
| 5 | to [Wh det] do i [vb infin] | 9 |
|
