| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pron] [verb] [prep] | 10539 |
|
| 2 | [conj] they [verb] [prep] | 9303 |
|
| 3 | [subord] they [verb] [prep] | 6514 |
|
| 4 | when they [verb] [prep] | 1250 |
|
