| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who was [noun] of | 104 |
|
| 2 | [pron] was professor of | 19 |
|
| 3 | who be professor of | 12 |
|
| 4 | who [be] professor of | 12 |
|
| 5 | who was professor of | 6 |
|
| 6 | who [was/were] professor of | 6 |
|
| 7 | who was professor [prep] | 6 |
|
| 8 | [Wh pn] was professor of | 6 |
|
| 9 | who was professor of | 6 |
|
| 10 | who was professor [prep] | 6 |
|
