| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [art] important role | 415 |
|
| 2 | has [verb] [art] important | 84 |
|
| 3 | has [art] important role | 30 |
|
| 4 | has [verb] [art] role | 26 |
|
