Perhaps you should try some spelling variations:
peterov » petrov (Expand Search)
pero » petro (Expand Search), per (Expand Search), pro (Expand Search)
peteru » peter (Expand Search), petru (Expand Search), peters (Expand Search)
peris » petris (Expand Search), paris (Expand Search)
petroiuov » peteroiuov (Expand Search), petruoiuov (Expand Search), petrooiuov (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 ((petroiuov OR peterov) OR ((((pero OR perio) OR peteru) OR peris) OR (petr OR petri))) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((petroiuov OR peterov) OR ((((pero OR perio) OR peteru) OR peris) OR (petr OR petri))) o.s.*".