| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] [pron] [vb infin] | 16342 |
|
| 2 | [Wh adv] [verb] [pron] [vb infin] | 9960 |
|
| 3 | when [verb] [pron] [verb] | 660 |
|
| 4 | when [verb] [pron] [vb infin] | 622 |
|
