| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have had a [adj] effect | 17 |
|
| 2 | [vb mod] have had a [adj] effect | 17 |
|
| 3 | would have had a [adj] effect | 7 |
|
| 4 | would have had a [adj] effect | 7 |
|
| 5 | have had a [adj] effect [prep] | 17 |
|
| 6 | have had a [adj] effect [prep] | 17 |
|
| 7 | have had a [adj] effect on | 15 |
|
| 8 | have had a [adj] effect on | 15 |
|
