| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [verb] [vb pp] | 225346 |
|
| 2 | when [pron] [verb] | 58937 |
|
| 3 | when [pron] [vb pp] | 55 |
|
| 4 | when [verb] [vb pp] | 18 |
|
