| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [vb infin] have a [adj] effect | 19 |
|
| 2 | [vb mod] have have a [adj] effect | 17 |
|
| 3 | [vb mod] have have a [adj] effect | 17 |
|
| 4 | [vb mod] [verb] had a [adj] effect | 17 |
|
| 5 | would [verb] have a [adj] effect | 7 |
|
