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