Perhaps you should try some spelling variations:
peteruv » peterv (Expand Search), petruv (Expand Search), petersv (Expand Search)
peteru » peter (Expand Search), petru (Expand Search), peters (Expand Search)
petroiou » peteroiou (Expand Search), petruoiou (Expand Search), petrooiou (Expand Search)
petrouo » peterouo (Expand Search), petruouo (Expand Search), petroouo (Expand Search)
petr » peter (Expand Search), petru (Expand Search), petro (Expand Search)
petri » peteri (Expand Search), petrui (Expand Search), petroi (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 (peteruv OR ((((peterou OR peteru) OR petroiou) OR petrouo) OR (petr OR petri))) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (peteruv OR ((((peterou OR peteru) OR petroiou) OR petrouo) OR (petr OR petri))) o.s.".
• Adding a wildcard symbol may retrieve word variants: fop (peteruv OR ((((peterou OR peteru) OR petroiou) OR petrouo) OR (petr OR petri))) o.s.*.