| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pers pn] [verb] [prep] | 10345 |
|
| 2 | [to-vb] [pers pn] [verb] [prep] | 1819 |
|
| 3 | [to-vb] when [pers pn] [verb] | 504 |
|
| 4 | [to-vb] when [verb] [prep] | 49 |
|
