| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have have [art] [adj] impact on | 56 |
|
| 2 | have had [art] [adj] impact on | 56 |
|
| 3 | have have a [adj] impact on | 55 |
|
| 4 | have have a [adj] impact on | 45 |
|
| 5 | has have [art] [adj] impact on | 27 |
|
| 6 | have have [art] [adj] impact on | 16 |
|
| 7 | have have an [adj] impact on | 10 |
|
| 8 | have have [art] major impact on | 9 |
|
| 9 | have have [art] significant impact on | 8 |
|
| 10 | had have [art] [adj] impact on | 6 |
|
