| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [vb pp] a [adj] role [prep] | 47 |
|
| 2 | has [verb] a [adj] role [prep] | 47 |
|
| 3 | has [verb] a [adj] role in | 45 |
|
| 4 | has play a [adj] role [prep] | 41 |
|
| 5 | has played a [adj] role [prep] | 41 |
|
| 6 | has [verb] a significant role [prep] | 10 |
|
| 7 | has [verb] a leading role [prep] | 9 |
|
| 8 | has [verb] a major role [prep] | 9 |
|
| 9 | has [verb] a crucial role [prep] | 5 |
|
| 10 | has [verb] a key role [prep] | 5 |
|
