| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] were [v-ing] at the | 96 |
|
| 2 | were [v-ing] at the time | 23 |
|
| 3 | [pron] were at the time | 17 |
|
| 4 | [pron] [v-ing] at the time | 5 |
|
