Perhaps you should try some spelling variations:
peteruio » peterdi (Expand Search)
petruov » peteruov (Expand Search), petriuov (Expand Search), petruuov (Expand Search)
petriuiov » peteriuiov (Expand Search), petriiuiov (Expand Search), petruiuiov (Expand Search)
petroouov » peteroouov (Expand Search), petrioouov (Expand Search), petruoouov (Expand Search)
petrui » peterui (Expand Search), petriui (Expand Search), petruui (Expand Search)
petruiio » peteruiio (Expand Search), petriuiio (Expand Search), petruuiio (Expand Search)
petr » peter (Expand Search), petri (Expand Search), petru (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 (((petruov OR petriuiov) OR petroouov) OR ((petrui OR (peteruio OR petruiio)) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((petruov OR petriuiov) OR petroouov) OR ((petrui OR (peteruio OR petruiio)) OR petr)) o.s.".
• Adding a wildcard symbol may retrieve word variants: fop (((petruov OR petriuiov) OR petroouov) OR ((petrui OR (peteruio OR petruiio)) OR petr)) o.s.*.