| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | referred to [prep] [adj] [noun] | 177 |
|
| 2 | been referred [prep] [adj] [noun] | 17 |
|
| 3 | been referred to [prep] [noun] | 12 |
|
| 4 | been referred to [adj] [noun] | 10 |
|
| 5 | been referred to [prep] [adj] | 7 |
|
