| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | role of [noun] in relation [prep] | 8 |
|
| 2 | role of [noun] [prep] relation [prep] | 8 |
|
| 3 | role of [noun] [prep] relation to | 8 |
|
| 4 | role of [noun sg] [prep] relation [prep] | 7 |
|
