| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] were [verb] at the time | 29 |
|
| 2 | [noun pl] [was/were] [vb pp] at the time | 21 |
|
| 3 | [noun pl] [was/were] [v-ing] at the time | 10 |
|
