Perhaps you should try some spelling variations:
petrooiuv » peterooiuv (Expand Search), petriooiuv (Expand Search), petroooiuv (Expand Search)
petrv » peterv (Expand Search), petriv (Expand Search), petrov (Expand Search)
petru » peteru (Expand Search), petriu (Expand Search), petrou (Expand Search)
petrou » peterou (Expand Search), petriou (Expand Search), petroou (Expand Search)
petriou » peteriou (Expand Search), petriiou (Expand Search), petroiou (Expand Search)
petr » peter (Expand Search), petri (Expand Search), petro (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 (((peterov OR petrooiuv) OR petrv) OR ((pero OR (petru OR (petrou OR petriou))) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((peterov OR petrooiuv) OR petrv) OR ((pero OR (petru OR (petrou OR petriou))) OR petr)) o.s.*".