| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pron] [vb past] [adv] | 5564 |
|
| 2 | [pron] [vb past] [adv] [det] | 3256 |
|
| 3 | when [pron] [vb past] [det] | 649 |
|
