| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [verb] played a leading role | 7 |
|
| 2 | [verb] played a leading role in | 10 |
|
| 3 | [verb] played a leading role in | 10 |
|
| 4 | [verb] played a leading role [prep] | 10 |
|
| 5 | [verb] played a leading role [prep] | 10 |
|
