| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] a [adj] impact | 44 |
|
| 2 | [vb base] a [adj] impact | 39 |
|
| 3 | have a [adj] impact | 35 |
|
| 4 | make a [adj] impact | 7 |
|
| 5 | [vb base] a great impact | 6 |
|
| 6 | [vb base] a [adj -er] impact | 5 |
|
