| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] whether [verb] | 46 |
|
| 2 | [verb] [prep] whether [to-vb] | 42 |
|
| 3 | [verb] on whether [verb] | 34 |
|
| 4 | [verb] on whether [verb] | 34 |
|
| 5 | [vb pp] [prep] whether [verb] | 21 |
|
| 6 | [verb] about whether [verb] | 10 |
|
| 7 | [verb] about whether [verb] | 10 |
|
| 8 | [v-ing] [prep] whether [verb] | 8 |
|
| 9 | vote [prep] whether [verb] | 7 |
|
| 10 | decide [prep] whether [verb] | 7 |
|
| 11 | [to-vb] [prep] whether [verb] | 7 |
|
| 12 | [vb infin] [prep] whether [verb] | 6 |
|
