| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i do not know [adv] [pron] | 1119 |
|
| 2 | i do not know [Wh adv] [pron] | 1067 |
|
| 3 | i do not [verb] why [pron] | 571 |
|
| 4 | [pron] do not know why [pron] | 410 |
|
| 5 | [pers pn] do not know why [pron] | 410 |
|
| 6 | i [verb] not know why [pron] | 389 |
|
| 7 | i do not know why [pron] | 389 |
|
| 8 | i do [adv] know why [pron] | 386 |
|
| 9 | i do not know why [pron] | 385 |
|
| 10 | i [vb base] not know why [pron] | 385 |
|
| 11 | i do not know why [pron] | 385 |
|
