| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [verb] [adv] at the [noun] | 114 |
|
| 2 | [was/were] [verb] [adv] at the time | 27 |
|
| 3 | [be] [verb] [adv] at the time | 15 |
|
| 4 | [was/were] [verb] [adv] [prep] the time | 14 |
|
| 5 | [was/were] [verb] [adv] at [art] time | 10 |
|
