| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] at the same time [prep] | 34 |
|
| 2 | [vb pp] at the [det] time in | 11 |
|
| 3 | [vb pp] at the [det] time by | 6 |
|
| 4 | [vb pp] at the [det] time for | 5 |
|
