Perhaps you should try some spelling variations:
petruuiv » peteruuiv (Expand Search), petrouuiv (Expand Search), pentruuiv (Expand Search)
petriiv » peteriiv (Expand Search), petroiiv (Expand Search)
petr » peter (Expand Search), petro (Expand Search)
petru » peteru (Expand Search), petrou (Expand Search), pentru (Expand Search)
petruv » peteruv (Expand Search), petrouv (Expand Search), pentruv (Expand Search), petrov (Expand Search)
petri » peteri (Expand Search), petroi (Expand Search)
petrio » peterio (Expand Search), petroio (Expand Search), petris (Expand Search), petro (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 ((petruuiv OR petriiv) OR (((((petr OR petru) OR petruv) OR petri) OR petrio) OR per)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((petruuiv OR petriiv) OR (((((petr OR petru) OR petruv) OR petri) OR petrio) OR per)) o.s.*".