| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | on whether [art] [noun sg] | 193 |
|
| 2 | on whether [art] [noun sg] | 193 |
|
| 3 | [prep] whether a [noun sg] | 154 |
|
| 4 | on [conj] a [noun sg] | 33 |
|
| 5 | on whether a [noun sg] | 32 |
|
| 6 | on whether a [noun] | 24 |
|
