| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | play a [adj] role in | 795 |
|
| 2 | [noun pl] play a [adj] role | 99 |
|
| 3 | [noun pl] play a role in | 11 |
|
| 4 | [noun pl] a [adj] role in | 5 |
|
