| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had have [art] [adj] impact [prep] | 7 |
|
| 2 | had have [art] [adj] impact [prep] | 7 |
|
| 3 | had have [art] [adj] impact on | 6 |
|
| 4 | had have [art] [adj] impact on | 6 |
|
