Perhaps you should try some spelling variations:
petruov » peteruov (Expand Search), petriuov (Expand Search), petrouov (Expand Search)
petriiuov » peteriiuov (Expand Search), petriiiuov (Expand Search), petroiiuov (Expand Search)
petru » peteru (Expand Search), petriu (Expand Search), petrou (Expand Search)
petruiio » peteruiio (Expand Search), petriuiio (Expand Search), petrouiio (Expand Search)
petroiuo » peteroiuo (Expand Search), petrioiuo (Expand Search), petrooiuo (Expand Search)
petr » peter (Expand Search), petri (Expand Search), petro (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 petriiuov) OR petriiuov) OR (((petru OR petruiio) OR petroiuo) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((petruov OR petriiuov) OR petriiuov) OR (((petru OR petruiio) OR petroiuo) OR petr)) o.s.*".