| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [v-ing] at the same time | 25 |
|
| 2 | were [v-ing] at the [det] time | 6 |
|
| 3 | be [v-ing] at the [det] time | 5 |
|
| 4 | was [v-ing] at the [det] time | 5 |
|
