Perhaps you should try some spelling variations:
peteriov » petrov (Expand Search)
petruuov » petrov (Expand Search), peteruuov (Expand Search), petriuuov (Expand Search), petruuuov (Expand Search)
petrioiov » peterioiov (Expand Search), petriioiov (Expand Search), petruioiov (Expand Search)
petruui » peteruui (Expand Search), petriuui (Expand Search), petruuui (Expand Search)
petrioi » peterioi (Expand Search), petriioi (Expand Search), petruioi (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 (((petrioiov OR petrioiov) OR peteriov) OR (((petruui OR petrioi) OR petruuov) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((petrioiov OR petrioiov) OR peteriov) OR (((petruui OR petrioi) OR petruuov) OR petr)) o.s.*".