| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have had a [adj] effect | 123 |
|
| 2 | has had a [adj] effect | 55 |
|
| 3 | have had a [adj] effect | 21 |
|
| 4 | have had a [adj] effect | 19 |
|
| 5 | have had a profound effect | 18 |
|
| 6 | have had a profound effect | 18 |
|
| 7 | to have had a [adj] effect | 14 |
|
| 8 | had had a [adj] effect | 8 |
|
| 9 | have had a positive effect | 8 |
|
| 10 | have had a positive effect | 8 |
|
| 11 | have had a dramatic effect | 7 |
|
| 12 | have had a dramatic effect | 7 |
|
| 13 | 's had a [adj] effect | 6 |
|
| 14 | have had a beneficial effect | 6 |
|
| 15 | have had a beneficial effect | 6 |
|
| 16 | have had a significant effect | 5 |
|
| 17 | have had a disastrous effect | 5 |
|
| 18 | have had a devastating effect | 5 |
|
| 19 | have had a disastrous effect | 5 |
|
| 20 | have had a devastating effect | 5 |
|
| 21 | have had a significant effect | 5 |
|
