| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] have had a [adj] effect | 32 |
|
| 2 | [noun sg] [verb] had a [adj] effect | 32 |
|
| 3 | [noun sg] had had a [adj] [noun] | 30 |
|
| 4 | [noun sg] had had [art] [adj] effect | 7 |
|
| 5 | [noun sg] had had [art] [adj] effect | 7 |
|
| 6 | [noun] had had a [adj] effect | 7 |
|
| 7 | [noun sg] had [verb] a [adj] effect | 6 |
|
| 8 | [noun sg] had [vb pp] a [adj] effect | 6 |
|
| 9 | [noun sg] had had a [adj] effect | 6 |
|
| 10 | [noun sg] [vb past] had a [adj] effect | 5 |
|
| 11 | [noun sg] had have a [adj] effect | 5 |
|
