| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pers pn] [vb past] [pron] | 5809 |
|
| 2 | when [pers pn] [vb past] he | 935 |
|
| 3 | [pers pn] [vb past] he [pron] | 745 |
|
