| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | question [conj] to | 208 |
|
| 2 | question [subord] to | 204 |
|
| 3 | question as to | 203 |
|
| 4 | question as to | 203 |
|
| 5 | question [conj] to | 159 |
|
| 6 | questions [conj] to | 49 |
|
