| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] at the same time | 318 |
|
| 2 | were [vb pp] at the time | 54 |
|
| 3 | were [vb pp] at the same | 35 |
|
| 4 | were at the same time | 6 |
|
