| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [verb] | 59574 |
|
| 2 | [subord] it [verb] | 32551 |
|
| 3 | whether [pron] [verb] | 4171 |
|
| 4 | whether it [verb] | 538 |
|
