| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when i [verb] [prep] | 1580 |
|
| 2 | so i [verb] [prep] | 450 |
|
| 3 | so when i [verb] | 108 |
|
| 4 | so when [verb] [prep] | 9 |
|
