| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | question [prep] whether a [noun sg] | 22 |
|
| 2 | question of whether a [noun sg] | 22 |
|
| 3 | question [prep] whether a [noun sg] | 22 |
|
| 4 | question [prep] whether a [noun sg] | 22 |
|
| 5 | question of whether a [noun sg] | 22 |
|
