| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pers pn] [vb past] [pron] [pron] | 367 |
|
| 2 | when [pers pn] [num ord] [vb past] [pron] | 275 |
|
| 3 | [pers pn] [num ord] [vb past] [pron] [pron] | 38 |
|
