| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] crucial role | 148 |
|
| 2 | a crucial role | 119 |
|
| 3 | a crucial role | 119 |
|
| 4 | the crucial role | 29 |
|
| 5 | the crucial role | 29 |
|
