| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] what [pron] [verb] [prep] | 391 |
|
| 2 | to what [pron] [verb] [prep] | 174 |
|
| 3 | [to-vb] to what [pron] [verb] | 40 |
|
| 4 | [to-vb] to [pron] [verb] [prep] | 9 |
|
