| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [verb] it [verb] | 397 |
|
| 2 | [verb] whether it [verb] | 153 |
|
| 3 | [prep] [verb] whether [verb] | 89 |
|
| 4 | [prep] whether it [verb] | 62 |
|
| 5 | [prep] [verb] whether it | 32 |
|
