| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | just do n't [verb] | 870 |
|
| 2 | [adv] do n't know | 561 |
|
| 3 | [adv] do n't know | 553 |
|
| 4 | just do n't know | 248 |
|
| 5 | just [verb] n't know | 248 |
|
| 6 | just do [adv] know | 206 |
|
| 7 | just do not know | 206 |
|
| 8 | just do [not/n't] know | 206 |
|
| 9 | just [vb base] n't know | 193 |
|
| 10 | just do n't know | 193 |
|
