Perhaps you should try some spelling variations:
petruouiov » peteruouiov (Expand Search), petriuouiov (Expand Search), petruuouiov (Expand Search)
petrov » peterov (Expand Search), petriov (Expand Search), petruov (Expand Search)
petrui » peterui (Expand Search), petriui (Expand Search), petruui (Expand Search)
petruou » peteruou (Expand Search), petriuou (Expand Search), petruuou (Expand Search)
petroiu » peteroiu (Expand Search), petrioiu (Expand Search), petruoiu (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 ((petruouiov OR petrov) OR (((petrui OR (petruou OR peteru)) OR petroiu) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((petruouiov OR petrov) OR (((petrui OR (petruou OR peteru)) OR petroiu) OR petr)) o.s.*".