Perhaps you should try some spelling variations:
peteru » peter (Expand Search), peters (Expand Search)
petru » pentru (Expand Search), peteru (Expand Search), petrou (Expand Search), peru (Expand Search)
petrui » pentrui (Expand Search), peterui (Expand Search), petroui (Expand Search), perui (Expand Search)
peteri » peterdi (Expand Search), peter (Expand Search), peters (Expand Search)
petr » peter (Expand Search), petro (Expand Search), per (Expand Search)
petri » peteri (Expand Search), petroi (Expand Search), peri (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 ((peruov OR peruov) OR (((peteru OR petru) OR (peteri OR petrui)) OR (petr OR petri))) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((peruov OR peruov) OR (((peteru OR petru) OR (peteri OR petrui)) OR (petr OR petri))) o.s.*".