Perhaps you should try some spelling variations:
petroiiiov » peteroiiiov (Expand Search), petrioiiiov (Expand Search), petrooiiiov (Expand Search)
petrv » peterv (Expand Search), petriv (Expand Search), petrov (Expand Search)
petru » peteru (Expand Search), petriu (Expand Search), petrou (Expand Search)
petriov » peteriov (Expand Search), petriiov (Expand Search), petroiov (Expand Search)
petrioio » peterioio (Expand Search), petriioio (Expand Search), petroioio (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 (((petroiiiov OR peteriiiuv) OR petrv) OR (((petru OR petriov) OR petrioio) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((petroiiiov OR peteriiiuv) OR petrv) OR (((petru OR petriov) OR petrioio) OR petr)) o.s.*".