| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has played a [adj] role | 45 |
|
| 2 | has [vb pp] a leading role | 11 |
|
| 3 | has [vb pp] a significant role | 10 |
|
| 4 | has [vb pp] a major role | 9 |
|
| 5 | has [vb pp] a key role | 6 |
|
| 6 | has [vb pp] a crucial role | 6 |
|
