| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | question [prep] whether [art] [noun sg] is | 9 |
|
| 2 | question [prep] whether [art] [noun sg] is | 9 |
|
| 3 | question of whether [art] [noun sg] is | 7 |
|
| 4 | question of whether [art] [noun sg] is | 7 |
|
| 5 | question [prep] whether the [noun sg] is | 5 |
|
| 6 | question [prep] whether the [noun sg] is | 5 |
|
