| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at the same time [vb past] a | 14 |
|
| 2 | [prep] the same time [vb past] a | 14 |
|
| 3 | at the same time [vb past] a | 14 |
|
| 4 | [prep] the same time [vb past] a | 11 |
|
