| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there [be] a [adj] impact | 9 |
|
| 2 | [pron] [be] a [adj] impact | 9 |
|
| 3 | [ex0] [be] a [adj] impact | 9 |
|
| 4 | there [be] a [adj] impact | 9 |
|
| 5 | [be] [verb] a [adj] impact | 25 |
|
| 6 | [be] have a [adj] impact | 18 |
|
| 7 | [be] [v-ing] a [adj] impact | 17 |
|
| 8 | [be] having a [adj] impact | 12 |
|
| 9 | [be] [to-vb] a [adj] impact | 8 |
|
| 10 | [be] make a [adj] impact | 7 |
|
| 11 | [be] to have a [adj] impact | 6 |
|
| 12 | [be] making a [adj] impact | 5 |
|
| 13 | [be] a [adj] impact [prep] | 8 |
|
| 14 | [be] a [adj] impact [prep] | 8 |
|
| 15 | [be] a [adj] impact on | 6 |
|
| 16 | [be] a [adj] impact on | 6 |
|
