Perhaps you should try some spelling variations:
petriov » petrov (Expand Search), petrisv (Expand Search), peteriov (Expand Search), petruiov (Expand Search), petroiov (Expand Search)
petriv » petris (Expand Search), petrov (Expand Search), peteriv (Expand Search), petruiv (Expand Search), petroiv (Expand Search)
petrio » petris (Expand Search), petro (Expand Search), peterio (Expand Search), petruio (Expand Search), petroio (Expand Search)
petruiiuov » peteruiiuov (Expand Search), petruuiiuov (Expand Search), petrouiiuov (Expand Search)
petriuiiov » peteriuiiov (Expand Search), petruiuiiov (Expand Search), petroiuiiov (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 (((petruiiuov OR (petriov OR petriuiiov)) OR petriv) OR (petrio OR (petr OR petri))) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((petruiiuov OR (petriov OR petriuiiov)) OR petriv) OR (petrio OR (petr OR petri))) o.s.*".