| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [adv] [vb past] | 65544 |
|
| 2 | when [pron] [vb past] | 33418 |
|
| 3 | when [pron] [adv] | 1458 |
|
| 4 | when [adv] [vb past] | 27 |
|
