| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i know [adv] | 1286 |
|
| 2 | i know [Wh adv] | 715 |
|
| 3 | i [verb] why | 589 |
|
| 4 | i [vb base] why | 352 |
|
| 5 | [pron] know why | 257 |
|
| 6 | i know why | 112 |
|
| 7 | i know why | 96 |
|
