| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | he [verb] a leading role in | 6 |
|
| 2 | he [verb] a leading role [prep] | 6 |
|
| 3 | he [verb] a leading role [prep] | 6 |
|
| 4 | he [verb] a leading role in | 6 |
|
