Perhaps you should try some spelling variations:
peterui » peterdi (Expand Search)
peri » per (Expand Search)
petruouuuv » peteruouuuv (Expand Search), petruuouuuv (Expand Search), petrououuuv (Expand Search)
petruov » peteruov (Expand Search), petruuov (Expand Search), petrouov (Expand Search)
petrouiov » peterouiov (Expand Search), petruouiov (Expand Search), petroouiov (Expand Search)
petri » peteri (Expand Search), petrui (Expand Search), petroi (Expand Search)
petr » peter (Expand Search), petru (Expand Search), petro (Expand Search)

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: fop (petruouuuv OR (((peterui OR (petruov OR petrouiov)) OR (peri OR petri)) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (petruouuuv OR (((peterui OR (petruov OR petrouiov)) OR (peri OR petri)) OR petr)) o.s.".
• Adding a wildcard symbol may retrieve word variants: fop (petruouuuv OR (((peterui OR (petruov OR petrouiov)) OR (peri OR petri)) OR petr)) o.s.*.