| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at the same time | 722 |
|
| 2 | [vb pp] at the same time | 318 |
|
| 3 | [verb] [vb pp] at the time | 47 |
|
| 4 | [verb] [vb pp] at the same | 27 |
|
