| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [pron] role as the | 13 |
|
| 2 | [verb] [pos pn] role as the | 13 |
|
| 3 | [verb] its role as the | 9 |
|
| 4 | [verb] its role as the | 9 |
|
| 5 | [v-ing] [pron] role as the | 6 |
|
| 6 | [to-vb] [pron] role as the | 5 |
|
