| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] perform at the same | 7 |
|
| 2 | be perform at the same | 7 |
|
| 3 | perform at the same [noun sg] | 11 |
|
| 4 | perform at the same [noun] | 11 |
|
| 5 | perform at the same time | 8 |
|
| 6 | perform at the same time | 8 |
|
