| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb infin] [adv] | 4795 |
|
| 2 | [adv] [adv] when | 1006 |
|
| 3 | [vb infin] [adv] when | 299 |
|
| 4 | [adv] [vb infin] when | 211 |
|
