| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | whether it is [verb] | 122 |
|
| 2 | [vb infin] whether it [verb] | 49 |
|
| 3 | [vb infin] whether it is | 44 |
|
| 4 | [vb infin] it is [verb] | 37 |
|
