| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when it [verb] to | 1645 |
|
| 2 | [vb infin] it [verb] to | 93 |
|
| 3 | [vb infin] when it [verb] | 60 |
|
| 4 | [vb infin] when [verb] to | 12 |
|
