| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] have played a [adj] role | 28 |
|
| 2 | [noun sg] [vb -s] played a [adj] role | 23 |
|
| 3 | [noun sg] has played a [adj] role | 23 |
|
| 4 | [noun sg] [verb] played a major role | 7 |
|
| 5 | [noun sg] [verb] played a crucial role | 6 |
|
| 6 | [noun sg] [verb] played a significant role | 5 |
|
