| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [vb pp] a [adj] role [prep] | 34 |
|
| 2 | had [verb] a [adj] role in | 32 |
|
| 3 | had played a [adj] role [prep] | 31 |
|
| 4 | had play a [adj] role [prep] | 31 |
|
| 5 | had [verb] a key role [prep] | 8 |
|
| 6 | had [verb] a major role [prep] | 6 |
|
