| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | n't [verb] it at the time | 15 |
|
| 2 | n't [vb infin] it at the time | 15 |
|
| 3 | n't [verb] it at the time | 15 |
|
| 4 | n't know it at the time | 6 |
|
| 5 | n't know it at the time | 6 |
|
