| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be perform at [art] same time | 7 |
|
| 2 | be perform at [art] [det] time | 7 |
|
| 3 | be performed at [art] [det] time | 7 |
|
| 4 | be perform at the [det] time | 7 |
|
