Perhaps you should try some spelling variations:
peteriov » petrov (Expand Search)
petruv » pentruv (Expand Search), petriv (Expand Search)
petruo » pentruo (Expand Search), petrio (Expand Search)
petruiio » pentruiio (Expand Search), petriiio (Expand Search)
petruuiu » pentruuiu (Expand Search), petriuiu (Expand Search)
petruuuiu » pentruuuiu (Expand Search), petriuuiu (Expand Search)
petru » pentru (Expand Search), petri (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 ((peteriov OR petruv) OR (((petruo OR petruiio) OR (petruuiu OR petruuuiu)) OR petru)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((peteriov OR petruv) OR (((petruo OR petruiio) OR (petruuiu OR petruuuiu)) OR petru)) o.s.".
• Adding a wildcard symbol may retrieve word variants: fop ((peteriov OR petruv) OR (((petruo OR petruiio) OR (petruuiu OR petruuuiu)) OR petru)) o.s.*.