| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] know [Wh adv] [pron] [be] | 51 |
|
| 2 | [vb mod] [verb] [Wh adv] i [be] | 41 |
|
| 3 | [modal v] know [Wh adv] i [be] | 6 |
|
| 4 | [vb mod] know [adv] i [be] | 6 |
|
