| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] to perform [prep] a [noun sg] | 6 |
|
| 2 | [vb pp] to perform [prep] a [noun sg] | 5 |
|
| 3 | to perform [prep] a [adj] [noun sg] | 7 |
|
| 4 | to perform [prep] a [adj] [noun sg] | 7 |
|
