Perhaps you should try some spelling variations:
petr » peter (Expand Search), petri (Expand Search), petro (Expand Search)
petru » peteru (Expand Search), petriu (Expand Search), petrou (Expand Search), pentru (Expand Search), petri (Expand Search)
petriu » peteriu (Expand Search), petriiu (Expand Search), petroiu (Expand Search), petri (Expand Search), petris (Expand Search)
petroow » peteroow (Expand Search), petrioow (Expand Search), petrooow (Expand Search), petrow (Expand Search)
peterov » petrov (Expand Search)
peterow » petrow (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 ((peterivw o) OR ((((petr OR petru) OR peterov) OR (petriu OR (petroow OR peterow))) _)). s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((peterivw o) OR ((((petr OR petru) OR peterov) OR (petriu OR (petroow OR peterow))) _)). s.".
• Adding a wildcard symbol may retrieve word variants: fop ((peterivw o) OR ((((petr OR petru) OR peterov) OR (petriu OR (petroow OR peterow))) _)). s.*.