| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | whether it [verb] [art] | 95 |
|
| 2 | is it [verb] [art] | 53 |
|
| 3 | is whether it [verb] | 20 |
|
| 4 | is whether [verb] [art] | 10 |
|
