Perhaps you should try some spelling variations:
petriuov » petrov (Expand Search), peteriuov (Expand Search), petriiuov (Expand Search), petruiuov (Expand Search)
peteruov » petrov (Expand Search)
petrou » peterou (Expand Search), petriou (Expand Search), petruou (Expand Search)
petriiou » peteriiou (Expand Search), petriiiou (Expand Search), petruiiou (Expand Search)
petrioiiuuo » peterioiiuuo (Expand Search), petriioiiuuo (Expand Search), petruioiiuuo (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 peteruov) OR (((petrou OR petriiou) OR petrioiiuuo) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((petriuov OR peteruov) OR (((petrou OR petriiou) OR petrioiiuuo) OR petr)) o.s.*".