Perhaps you should try some spelling variations:
petruuuiov » peteruuuiov (Expand Search), petriuuuiov (Expand Search), petruuuuiov (Expand Search)
petruiuuiov » peteruiuuiov (Expand Search), petriuiuuiov (Expand Search), petruuiuuiov (Expand Search)
petriu » peteriu (Expand Search), petriiu (Expand Search), petruiu (Expand Search)
petriuo » peteriuo (Expand Search), petriiuo (Expand Search), petruiuo (Expand Search)
petroiuo » peteroiuo (Expand Search), petrioiuo (Expand Search), petruoiuo (Expand Search)
petr » peter (Expand Search), petri (Expand Search), petru (Expand Search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: fop ((petruuuiov OR petruiuuiov) OR ((petriu OR (petriuo OR petroiuo)) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((petruuuiov OR petruiuuiov) OR ((petriu OR (petriuo OR petroiuo)) OR petr)) o.s.*".