| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [verb] have a [adj] impact | 25 |
|
| 2 | [noun sg] have have a [adj] impact | 24 |
|
| 3 | [noun sg] [verb] had a [adj] impact | 23 |
|
| 4 | [noun sg] [vb -s] have a [adj] impact | 16 |
|
| 5 | [noun sg] has have a [adj] impact | 16 |
|
| 6 | [noun sg] [vb past] have a [adj] impact | 7 |
|
| 7 | [noun sg] [verb] have a major impact | 6 |
|
