| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have a [adj] effect | 314 |
|
| 2 | [vb mod] have a [adj] effect | 314 |
|
| 3 | could have a [adj] [noun] | 188 |
|
| 4 | could have a [adj] [noun sg] | 186 |
|
| 5 | could have [art] [adj] effect | 58 |
|
| 6 | could have [art] [adj] effect | 58 |
|
| 7 | could [verb] a [adj] effect | 52 |
|
| 8 | could have a [adj] effect | 51 |
|
| 9 | could have a [adj] effect | 50 |
|
| 10 | could have a [adj] effect | 49 |
|
| 11 | could have a [adj] effect | 49 |
|
