| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pron] [verb] [prep] [art] | 3574 |
|
| 2 | [conj] i [verb] [prep] [art] | 2746 |
|
| 3 | [subord] i [verb] [prep] [art] | 1688 |
|
| 4 | when i [verb] [prep] [art] | 509 |
|
