Perhaps you should try some spelling variations:
petriuuuiov » peteriuuuiov (Expand Search), petriiuuuiov (Expand Search), petruiuuuiov (Expand Search)
petrou » peterou (Expand Search), petriou (Expand Search), petruou (Expand Search)
petruuo » peteruuo (Expand Search), petriuuo (Expand Search), petruuuo (Expand Search)
petriiuo » peteriiuo (Expand Search), petriiiuo (Expand Search), petruiiuo (Expand Search)
petriiiuo » peteriiiuo (Expand Search), petriiiiuo (Expand Search), petruiiiuo (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 (petriuuuiov OR ((petrou OR (petruuo OR (petriiuo OR petriiiuo))) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (petriuuuiov OR ((petrou OR (petruuo OR (petriiuo OR petriiiuo))) OR petr)) o.s.".
• Adding a wildcard symbol may retrieve word variants: fop (petriuuuiov OR ((petrou OR (petruuo OR (petriiuo OR petriiiuo))) OR petr)) o.s.*.