Perhaps you should try some spelling variations:
peru » petru (Expand Search), per (Expand Search)
petruiov » peteruiov (Expand Search), petriuiov (Expand Search), petruuiov (Expand Search)
petrov » peterov (Expand Search), petriov (Expand Search), petruov (Expand Search)
petriu » peteriu (Expand Search), petriiu (Expand Search), petruiu (Expand Search)
petruiiio » peteruiiio (Expand Search), petriuiiio (Expand Search), petruuiiio (Expand Search)
petr » peter (Expand Search), petri (Expand Search), petru (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 ((petruiov OR peteruiov) OR (((petrov OR (peru OR petriu)) OR petruiiio) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((petruiov OR peteruiov) OR (((petrov OR (peru OR petriu)) OR petruiiio) OR petr)) o.s.*".