| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] performed [prep] a time | 5 |
|
| 2 | be performed [prep] a time | 5 |
|
| 3 | be performed [prep] a time | 5 |
|
| 4 | [be] performed [prep] a time | 5 |
|
