Perhaps you should try some spelling variations:
petriov » peteriov (Expand Search), petriiov (Expand Search), petruiov (Expand Search)
petriuo » peteriuo (Expand Search), petriiuo (Expand Search), petruiuo (Expand Search)
petruuo » peteruuo (Expand Search), petriuuo (Expand Search), petruuuo (Expand Search)
petriiiiuo » peteriiiiuo (Expand Search), petriiiiiuo (Expand Search), petruiiiiuo (Expand Search)
petruiiuo » peteruiiuo (Expand Search), petriuiiuo (Expand Search), petruuiiuo (Expand Search)
petr » peter (Expand Search), petri (Expand Search), petru (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 (petriov OR ((petriuo OR ((petruuo OR peteruuuo) OR (petriiiiuo OR petruiiuo))) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (petriov OR ((petriuo OR ((petruuo OR peteruuuo) OR (petriiiiuo OR petruiiuo))) OR petr)) o.s.*".