| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [verb] a major role | 13 |
|
| 2 | and [verb] a major role | 12 |
|
| 3 | [coord] [verb] a major role | 12 |
|
| 4 | and [verb] a major role | 12 |
|
| 5 | [conj] play a major role | 9 |
|
| 6 | [conj] [vb past] a major role | 6 |
|
| 7 | [conj] played a major role | 5 |
|
