| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [adv] had a [adj] impact | 8 |
|
| 2 | has [adv] had a [adj] impact | 8 |
|
| 3 | has [adv] had a impact on | 5 |
|
| 4 | has [adv] had a impact [prep] | 5 |
|
| 5 | has [adv] had a impact on | 5 |
|
| 6 | has [adv] had a impact [prep] | 5 |
|
