| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [prep] [pron] when it [verb] | 5 |
|
| 2 | [to-vb] [prep] [pron] when it [verb] | 5 |
|
| 3 | [to-vb] [pron] [noun] when it [verb] | 9 |
|
| 4 | [to-vb] [pron] [noun sg] when it [verb] | 8 |
|
