| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do [not/n't] know the [noun] | 554 |
|
| 2 | [not/n't] know at the [noun] | 30 |
|
| 3 | do [not/n't] know at the | 20 |
|
| 4 | do [not/n't] at the [noun] | 10 |
|
