| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to have had [art] [adj] effect on | 9 |
|
| 2 | to have had [art] [adj] effect on | 8 |
|
| 3 | to have had a [adj] effect on | 6 |
|
| 4 | to have had a [adj] effect on | 6 |
|
