Perhaps you should try some spelling variations:
peteriiv » peterdi (Expand Search)
petruov » peteruov (Expand Search), petriuov (Expand Search), petruuov (Expand Search)
petruiuov » peteruiuov (Expand Search), petriuiuov (Expand Search), petruuiuov (Expand Search)
petriov » peteriov (Expand Search), petriiov (Expand Search), petruiov (Expand Search)
petruuuuo » peteruuuuo (Expand Search), petriuuuuo (Expand Search), petruuuuuo (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 ((((petruov OR petruiuov) OR petriov) OR (peteriiv OR peteriv)) OR (petruuuuo OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((((petruov OR petruiuov) OR petriov) OR (peteriiv OR peteriv)) OR (petruuuuo OR petr)) o.s.*".