| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [vb pp] [art] [adj] effect | 17 |
|
| 2 | had [verb] [art] [adj] effect | 17 |
|
| 3 | had had [art] [adj] effect | 13 |
|
| 4 | had [verb] a [adj] effect | 13 |
|
| 5 | had have [art] [adj] effect | 13 |
|
| 6 | had [verb] a [adj] effect | 11 |
|
