| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] [conj] it [verb] | 829 |
|
| 2 | [vb infin] whether [pron] [verb] | 509 |
|
| 3 | [vb infin] [subord] it [verb] | 383 |
|
| 4 | [verb] whether it [verb] | 153 |
|
| 5 | [vb infin] whether it [verb] | 49 |
|
