Perhaps you should try some spelling variations:
petriuov » petrov (Expand Search), peteriuov (Expand Search), petriiuov (Expand Search), petruiuov (Expand Search)
petriiuov » peteriiuov (Expand Search), petriiiuov (Expand Search), petruiiuov (Expand Search)
petruuo » peteruuo (Expand Search), petriuuo (Expand Search), petruuuo (Expand Search)
petruio » peteruio (Expand Search), petriuio (Expand Search), petruuio (Expand Search)
petruuuio » peteruuuio (Expand Search), petriuuuio (Expand Search), petruuuuio (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 (((petriuov OR petriiuov) OR peterov) OR ((petruuo OR (petruio OR petruuuio)) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((petriuov OR petriiuov) OR peterov) OR ((petruuo OR (petruio OR petruuuio)) OR petr)) o.s.*".