Perhaps you should try some spelling variations:
petruov » peteruov (Expand Search), petriuov (Expand Search), petruuov (Expand Search)
petrio » peterio (Expand Search), petriio (Expand Search), petruio (Expand Search)
petriuio » peteriuio (Expand Search), petriiuio (Expand Search), petruiuio (Expand Search)
petruuiio » peteruuiio (Expand Search), petriuuiio (Expand Search), petruuuiio (Expand Search)
petruo » peteruo (Expand Search), petriuo (Expand Search), petruuo (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 (petruov OR ((((petrio OR petriuio) OR petruuiio) OR (petruo OR peteruuo)) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (petruov OR ((((petrio OR petriuio) OR petruuiio) OR (petruo OR peteruuo)) OR petr)) o.s.*".