Perhaps you should try some spelling variations:
petr » peter (Expand Search), petri (Expand Search), petru (Expand Search)
petrou » peterou (Expand Search), petriou (Expand Search), petruou (Expand Search), petru (Expand Search), petro (Expand Search), petrow (Expand Search)
petriou » peteriou (Expand Search), petriiou (Expand Search), petruiou (Expand Search)
petrov » peterov (Expand Search), petriov (Expand Search), petruov (Expand Search), petro (Expand Search)
petroiov » peteroiov (Expand Search), petrioiov (Expand Search), petruoiov (Expand Search)
peteru » peter (Expand Search), petru (Expand Search), peters (Expand Search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (petr OR ((petrou OR peteru) OR (petriou OR (petrov OR (petroiov OR peteriov))))) _. s.~".
• Adding a wildcard symbol may retrieve word variants: fop (petr OR ((petrou OR peteru) OR (petriou OR (petrov OR (petroiov OR peteriov))))) _. s.*.