| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] [prep] whether the | 250 |
|
| 2 | [subord] [prep] [verb] the | 163 |
|
| 3 | [subord] [prep] whether [verb] | 47 |
|
| 4 | [prep] whether [verb] the | 45 |
|
