| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] make a [adj] impact | 12 |
|
| 2 | [vb mod] make a [adj] impact | 12 |
|
| 3 | make a [adj] impact [prep] | 11 |
|
| 4 | make a [adj] impact [prep] | 11 |
|
| 5 | make a [adj] impact on | 8 |
|
| 6 | make a [adj] impact on | 8 |
|
