Perhaps you should try some spelling variations:
peteriiv » peterdi (Expand Search)
petruov » peteruov (Expand Search), petriuov (Expand Search), petruuov (Expand Search)
petriuuov » peteriuuov (Expand Search), petriiuuov (Expand Search), petruiuuov (Expand Search)
petruuuov » peteruuuov (Expand Search), petriuuuov (Expand Search), petruuuuov (Expand Search)
petruuuuov » peteruuuuov (Expand Search), petriuuuuov (Expand Search), petruuuuuov (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 (peteriiv OR ((petruov OR (petriuuov OR (petruuuov OR petruuuuov))) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (peteriiv OR ((petruov OR (petriuuov OR (petruuuov OR petruuuuov))) OR petr)) o.s.*".