| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have have an [adj] effect | 17 |
|
| 2 | have had an [adj] effect | 17 |
|
| 3 | have have an [adj] effect | 17 |
|
| 4 | has have an [adj] effect | 8 |
|
| 5 | have have an adverse effect | 7 |
|
| 6 | have have an adverse effect | 7 |
|
| 7 | have have an [adj] effect | 6 |
|
