| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] know at the [noun] | 21 |
|
| 2 | [not/n't] know at the [noun sg] | 21 |
|
| 3 | [not/n't] know at the time | 14 |
|
| 4 | [not/n't] know at the time | 14 |
|
| 5 | [not/n't] know at the moment | 5 |
|
| 6 | [not/n't] know at the moment | 5 |
|
| 7 | do [not/n't] know at the | 20 |
|
| 8 | [verb] [not/n't] know at the | 20 |
|
| 9 | did [not/n't] know at the | 12 |
|
| 10 | [vb past] [not/n't] know at the | 12 |
|
| 11 | do [not/n't] know at the | 6 |
|
| 12 | [vb base] [not/n't] know at the | 6 |
|
| 13 | [not/n't] know [pron] at the | 14 |
|
| 14 | [not/n't] know [pers pn] at the | 14 |
|
| 15 | [not/n't] know it at the | 12 |
|
| 16 | [not/n't] know it at the | 12 |
|
