| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i know [adv] | 1831 |
|
| 2 | i know [Wh adv] | 934 |
|
| 3 | i [verb] why | 589 |
|
| 4 | [pron] know why | 485 |
|
| 5 | i know why | 112 |
|
