| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] and [adv] | 936 |
|
| 2 | and [adv] when | 861 |
|
| 3 | [vb base] [adv] when | 477 |
|
| 4 | [vb base] and when | 30 |
|
