Perhaps you should try some spelling variations:
peteriiov » peterdiv (Expand Search)
peteriio » peterdi (Expand Search)
petriov » peteriov (Expand Search), petriiov (Expand Search), petruiov (Expand Search)
petriv » peteriv (Expand Search), petriiv (Expand Search), petruiv (Expand Search)
petruuoio » peteruuoio (Expand Search), petriuuoio (Expand Search), petruuuoio (Expand Search)
petrou » peterou (Expand Search), petriou (Expand Search), petruou (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 (((petriov OR peteriiov) OR petriv) OR (((petruuoio OR peteriio) OR petrou) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((petriov OR peteriiov) OR petriv) OR (((petruuoio OR peteriio) OR petrou) OR petr)) o.s.".
• Adding a wildcard symbol may retrieve word variants: fop (((petriov OR peteriiov) OR petriv) OR (((petruuoio OR peteriio) OR petrou) OR petr)) o.s.*.