| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] a [adj] effect [prep] | 148 |
|
| 2 | has a [adj] effect [prep] | 146 |
|
| 3 | has [vb pp] a [adj] effect | 65 |
|
| 4 | has [vb pp] a effect [prep] | 6 |
|
