| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pron] [verb] [prep] | 10539 |
|
| 2 | [unc] [pron] [verb] [prep] | 1252 |
|
| 3 | [unc] when [pron] [verb] | 431 |
|
| 4 | [unc] when [verb] [prep] | 11 |
|
