| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [adv] at the time | 31 |
|
| 2 | [was/were] [not/n't] [adv] at the | 16 |
|
| 3 | [not/n't] [adv] at the time | 14 |
|
| 4 | [was/were] [not/n't] at the time | 7 |
|
