| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have have [art] beneficial effect | 7 |
|
| 2 | have had [art] beneficial effect | 7 |
|
| 3 | have have [art] beneficial effect | 7 |
|
| 4 | have have a beneficial effect | 6 |
|
| 5 | have have a beneficial effect | 6 |
|
