| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a significant [noun] | 2941 |
|
| 2 | a [adj] impact | 691 |
|
| 3 | [art] significant impact | 98 |
|
| 4 | [art] significant impact | 98 |
|
| 5 | a significant impact | 88 |
|
