| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] not know it at [art] | 12 |
|
| 2 | [verb] not know it at [art] | 12 |
|
| 3 | did not know it at [art] | 12 |
|
| 4 | do not know it at [art] | 12 |
|
| 5 | not know it at [art] time | 12 |
|
| 6 | not know it at [art] [noun sg] | 12 |
|
| 7 | not know it at [art] time | 12 |
|
| 8 | not know it at [art] [noun] | 12 |
|
