| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] it [verb] [adj] | 204 |
|
| 2 | [vb infin] whether it [verb] | 49 |
|
| 3 | whether it [verb] [adj] | 43 |
|
| 4 | [vb infin] whether [verb] [adj] | 31 |
|
