Perhaps you should try some spelling variations:
petriov » peteriov (Expand Search), petruiov (Expand Search), petroiov (Expand Search)
petri » peteri (Expand Search), petrui (Expand Search), petroi (Expand Search)
petruiuo » peteruiuo (Expand Search), petruuiuo (Expand Search), petrouiuo (Expand Search)
petruiuiuuo » peteruiuiuuo (Expand Search), petruuiuiuuo (Expand Search), petrouiuiuuo (Expand Search)
petruiuio » peteruiuio (Expand Search), petruuiuio (Expand Search), petrouiuio (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 (petriov OR (((petri OR (petruiuo OR (petruiuiuuo OR peteruuo))) OR petruiuio) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (petriov OR (((petri OR (petruiuo OR (petruiuiuuo OR peteruuo))) OR petruiuio) OR petr)) o.s.*".