| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | professor [prep] [noun] at [art] royal | 12 |
|
| 2 | professor [prep] [noun] at the royal | 12 |
|
| 3 | professor of [noun] at [art] royal | 12 |
|
| 4 | professor [prep] [noun sg] at [art] royal | 11 |
|
