| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [verb] [Wh adv] [pron] | 982 |
|
| 2 | [modal v] [verb] [Wh adv] [pron] | 982 |
|
| 3 | can [verb] [adv] [pron] | 727 |
|
| 4 | can [verb] [Wh adv] [pron] | 280 |
|
