| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] have a positive effect | 9 |
|
| 2 | [vb mod] have a positive effect | 8 |
|
| 3 | [modal v] have a positive effect | 8 |
|
| 4 | have have a positive effect | 8 |
|
| 5 | [be] have a positive effect | 5 |
|
| 6 | be have a positive effect | 5 |
|
| 7 | have [verb] a positive effect | 8 |
|
| 8 | have had a positive effect | 8 |
|
| 9 | have [vb pp] a positive effect | 8 |
|
| 10 | have have a positive effect | 8 |
|
| 11 | have a positive effect [prep] | 32 |
|
| 12 | have a positive effect [prep] | 32 |
|
| 13 | have a positive effect on | 26 |
|
| 14 | have a positive effect on | 26 |
|
