Perhaps you should try some spelling variations:
petruov » petrov (Expand Search), petriuov (Expand Search), petrouov (Expand Search), peruov (Expand Search), pentruov (Expand Search), petriov (Expand Search)
peris » petris (Expand Search), paris (Expand Search)
petr » petri (Expand Search), petro (Expand Search), per (Expand Search)
petru » petriu (Expand Search), petrou (Expand Search), peru (Expand Search), pentru (Expand Search), petri (Expand Search)
petruiu » petriuiu (Expand Search), petrouiu (Expand Search), peruiu (Expand Search), pentruiu (Expand Search), petriiu (Expand Search)
petrooi » petriooi (Expand Search), petroooi (Expand Search), perooi (Expand Search)
petriow » petriiow (Expand Search), petroiow (Expand Search), periow (Expand Search), petrow (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 (petruov OR (peris OR ((((petr OR petru) OR petruiu) OR (petrooi OR petriow)) OR peter))) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (petruov OR (peris OR ((((petr OR petru) OR petruiu) OR (petrooi OR petriow)) OR peter))) o.s.*".