| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pron] [verb] [prep] | 10539 |
|
| 2 | but [pron] [verb] [prep] | 3412 |
|
| 3 | but when [pron] [verb] | 2019 |
|
| 4 | but when [verb] [prep] | 44 |
|
