| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] were [v-ing] at the | 50 |
|
| 2 | were [v-ing] at the time | 23 |
|
| 3 | [noun pl] [v-ing] at the time | 14 |
|
| 4 | [noun pl] were at the time | 7 |
|
