| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [vb mod] [verb] know [pron] | 117 |
|
| 2 | i [vb mod] [verb] why [pron] | 75 |
|
| 3 | [vb mod] [verb] know why [pron] | 20 |
|
| 4 | i [vb mod] [verb] know why | 19 |
|
| 5 | i [verb] know why [pron] | 16 |
|
