| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb mod] [verb] why [pron] | 200 |
|
| 2 | [pron] [vb mod] know [adv] [pron] | 127 |
|
| 3 | [pron] [vb mod] know [Wh adv] [pron] | 94 |
|
| 4 | [pron] [vb mod] know why [pron] | 14 |
|
| 5 | [pron] [modal v] know why [pron] | 14 |
|
