| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [verb] a [adj] impact on | 60 |
|
| 2 | have [vb pp] a [adj] impact on | 60 |
|
| 3 | have [verb] a [adj] impact on | 55 |
|
| 4 | have have a [adj] impact on | 48 |
|
| 5 | have had a [adj] impact on | 48 |
|
| 6 | has [verb] a [adj] impact on | 27 |
|
| 7 | have [verb] a [adj] impact on | 13 |
|
| 8 | have make a [adj] impact on | 12 |
|
| 9 | have made a [adj] impact on | 12 |
|
| 10 | have [verb] a major impact on | 10 |
|
| 11 | had [verb] a [adj] impact on | 10 |
|
| 12 | have [verb] a significant impact on | 10 |
|
| 13 | have [verb] a significant impact on | 10 |
|
| 14 | have [verb] a major impact on | 10 |
|
| 15 | have [verb] a great impact on | 7 |
|
| 16 | have [verb] a [adj] impact on | 6 |
|
| 17 | have [verb] a greater impact on | 5 |
|
| 18 | have [verb] a [adj -er] impact on | 5 |
|
