| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had had [adj] [noun] | 312 |
|
| 2 | [verb] had [adj] effect | 74 |
|
| 3 | have had [adj] effect | 74 |
|
| 4 | had [verb] [adj] effect | 10 |
|
| 5 | had [vb pp] [adj] effect | 9 |
|
| 6 | [vb past] had [adj] effect | 6 |
|
| 7 | had have [adj] effect | 6 |
|
