Perhaps you should try some spelling variations:
peteroiv » petrov (Expand Search), peterdi (Expand Search)
petriuuv » peteriuuv (Expand Search), petruiuuv (Expand Search), petroiuuv (Expand Search)
petruiuuv » peteruiuuv (Expand Search), petruuiuuv (Expand Search), petrouiuuv (Expand Search)
petriv » peteriv (Expand Search), petruiv (Expand Search), petroiv (Expand Search)
petri » peteri (Expand Search), petrui (Expand Search), petroi (Expand Search)
petrio » peterio (Expand Search), petruio (Expand Search), petroio (Expand Search)
petr » peter (Expand Search), petru (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 (((petriuuv OR petruiuuv) OR (petriv OR peteroiv)) OR ((petri OR petrio) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((petriuuv OR petruiuuv) OR (petriv OR peteroiv)) OR ((petri OR petrio) OR petr)) o.s.*".