| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] at the same time | 65 |
|
| 2 | [to-vb] at the same time | 48 |
|
| 3 | [vb past] [to-vb] at the time | 9 |
|
| 4 | [vb past] [to-vb] at the same | 8 |
|
