| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] has had [art] [adj] [noun sg] | 16 |
|
| 2 | [noun pl] has had a [adj] [noun] | 15 |
|
| 3 | [noun pl] has had [art] [adj] effect | 7 |
|
| 4 | [noun pl] has had [art] [adj] effect | 7 |
|
