| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have had a [adj] effect | 60 |
|
| 2 | [noun] have had a [adj] effect | 50 |
|
| 3 | [noun sg] have had a [adj] effect | 38 |
|
| 4 | [noun] has had a [adj] effect | 35 |
|
| 5 | [noun pl] have had a [adj] effect | 19 |
|
| 6 | [noun] have had a [adj] effect | 16 |
|
| 7 | [noun] have had an [adj] effect | 10 |
|
| 8 | [noun] have had a profound effect | 9 |
|
| 9 | [noun] had had a [adj] effect | 8 |
|
| 10 | [noun] have had a adverse effect | 5 |
|
