| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] [vb infin] | 2723 |
|
| 2 | [Wh adv] [verb] [vb infin] | 84 |
|
| 3 | when [verb] [verb] | 37 |
|
| 4 | when [verb] [vb infin] | 6 |
|
