| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [prep] [art] same time [prep] | 8 |
|
| 2 | at [prep] the same time [prep] | 8 |
|
| 3 | at [prep] [art] same time [prep] | 8 |
|
| 4 | at about [art] same time [prep] | 7 |
|
