| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] [verb] at the time | 82 |
|
| 2 | [verb] [adv] at the time | 69 |
|
| 3 | [not/n't] [verb] [adv] at the | 49 |
|
| 4 | [not/n't] [adv] at the time | 14 |
|
