| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to what [verb] [pron] [vb infin] | 20 |
|
| 2 | to [Wh det] [verb] [pers pn] [vb infin] | 20 |
|
| 3 | to [Wh det] do [pron] [vb infin] | 18 |
|
| 4 | to [Wh det] [vb base] [pron] [vb infin] | 17 |
|
| 5 | to [Wh det] do [pron] [vb infin] | 17 |
|
| 6 | to [Wh det] [verb] [pron] owe | 9 |
|
| 7 | to [Wh det] [verb] i [vb infin] | 9 |
|
| 8 | to [Wh det] [verb] i [vb infin] | 9 |
|
