Perhaps you should try some spelling variations:
petrouv » petrov (Expand Search), peterouv (Expand Search), petruouv (Expand Search), petroouv (Expand Search)
peteru » peter (Expand Search), petru (Expand Search), peters (Expand Search)
peteruuuv » peteruuv (Expand Search), petruuuv (Expand Search), petersuuv (Expand Search)
peteruo » petero (Expand Search), petruo (Expand Search), peterso (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 (((petrouv OR peteru) OR (peteruuuv OR peteriuuv)) OR (peteruo OR (petr OR petri))) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((petrouv OR peteru) OR (peteruuuv OR peteriuuv)) OR (peteruo OR (petr OR petri))) o.s.*".