| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [vb pp] a [adj] impact [prep] | 32 |
|
| 2 | has [verb] a [adj] impact [prep] | 32 |
|
| 3 | has [verb] a [adj] impact [prep] | 32 |
|
| 4 | has [verb] a [adj] impact [prep] | 31 |
|
| 5 | has have a [adj] impact [prep] | 28 |
|
| 6 | has had a [adj] impact [prep] | 28 |
|
| 7 | has [verb] a [adj] impact on | 27 |
|
| 8 | has [verb] a [adj] impact on | 27 |
|
| 9 | has [verb] a major impact [prep] | 7 |
|
| 10 | has [verb] a major impact [prep] | 7 |
|
| 11 | has [verb] a significant impact [prep] | 6 |
|
| 12 | has [verb] a significant impact [prep] | 6 |
|
