| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] a [noun sg] | 37688 |
|
| 2 | [prep] whether a [noun sg] | 188 |
|
| 3 | [adv] whether a [noun sg] | 25 |
|
| 4 | [adv] [prep] whether [noun sg] | 12 |
|
| 5 | [adv] [prep] whether a | 10 |
|
