Perhaps you should try some spelling variations:
petru » pentru (Expand Search), peteru (Expand Search), petrou (Expand Search)
petrou » petro (Expand Search), petrov (Expand Search), petrow (Expand Search), peterou (Expand Search), petroou (Expand Search)
petrouv » petrov (Expand Search), petrovv (Expand Search), petrowv (Expand Search), peterouv (Expand Search), petroouv (Expand Search)
petr » peter (Expand Search), petro (Expand Search)
petri » peteri (Expand Search), petroi (Expand Search)
peters » peter (Expand Search), petersen (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 (peruuov OR ((((((petru OR petrou) OR petr) OR petrouv) OR petri) OR peters) OR per)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (peruuov OR ((((((petru OR petrou) OR petr) OR petrouv) OR petri) OR peters) OR per)) o.s.*".