| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] when they | 1202 |
|
| 2 | [vb pp] [adv] when | 522 |
|
| 3 | [vb pp] when they | 360 |
|
| 4 | [vb pp] [adv] they | 116 |
|
