| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [verb] a major [noun] | 191 |
|
| 2 | [vb mod] [verb] a [adj] impact | 137 |
|
| 3 | [vb mod] [verb] a [adj] impact | 130 |
|
| 4 | [vb mod] [verb] [art] major impact | 25 |
|
| 5 | [vb mod] [verb] a major impact | 25 |
|
| 6 | [vb mod] [verb] [art] major impact | 25 |
|
| 7 | [vb mod] [verb] a major impact | 25 |
|
| 8 | [modal v] [verb] a major impact | 25 |
|
