Perhaps you should try some spelling variations:
peterov » petrov (Expand Search)
peteru » peter (Expand Search), petru (Expand Search), peters (Expand Search)
peteruo » petero (Expand Search), petruo (Expand Search), peterso (Expand Search)
petriu » petru (Expand Search), peteriu (Expand Search), petruiu (Expand Search), petroiu (Expand Search)
petris » peteris (Expand Search), petruis (Expand Search), petrois (Expand Search)
petr » peter (Expand Search), petru (Expand Search), petro (Expand Search)
petri » peteri (Expand Search), petrui (Expand Search), petroi (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 peterov) OR (((petris OR (peteru OR petriu)) OR peteruo) OR (petr OR petri))) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((peruov OR peterov) OR (((petris OR (peteru OR petriu)) OR peteruo) OR (petr OR petri))) o.s.*".