| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have a positive effect on | 7 |
|
| 2 | [vb mod] have a positive effect on | 7 |
|
| 3 | have have a positive effect on | 6 |
|
| 4 | [verb] have a positive effect on | 6 |
|
| 5 | have [verb] a positive effect on | 6 |
|
| 6 | have have a positive effect on | 6 |
|
| 7 | have [vb pp] a positive effect on | 6 |
|
| 8 | have had a positive effect on | 6 |
|
| 9 | have a positive effect on [art] | 13 |
|
| 10 | have a positive effect on [art] | 13 |
|
| 11 | have a positive effect on the | 12 |
|
| 12 | have a positive effect on the | 12 |
|
| 13 | have a positive effect on [noun] | 7 |
|
| 14 | have a positive effect on [noun sg] | 5 |
|
