| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] at [art] same time | 5 |
|
| 2 | [be] [v-ing] at the same time | 5 |
|
| 3 | be [v-ing] at [art] same time | 5 |
|
| 4 | [be] [v-ing] at the same time | 5 |
|
