| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [adv] had a [adj] | 305 |
|
| 2 | have had a [adj] impact | 60 |
|
| 3 | have [adv] a [adj] impact | 20 |
|
| 4 | [adv] had a [adj] impact | 15 |
|
