| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when i [verb] [prep] | 1580 |
|
| 2 | [verb] i [verb] [prep] | 1218 |
|
| 3 | [verb] when i [verb] | 796 |
|
| 4 | [verb] when [verb] [prep] | 437 |
|
