| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | someone who do [not/n't] know | 10 |
|
| 2 | someone who do not know | 10 |
|
| 3 | someone who do [adv] know | 10 |
|
| 4 | someone who did [adv] know | 8 |
|
| 5 | someone who do n't know | 6 |
|
