Perhaps you should try some spelling variations:
peterov » petrov (Expand Search)
pero » petro (Expand Search), per (Expand Search), pro (Expand Search)
petrui » petri (Expand Search), petru (Expand Search), petriui (Expand Search), petruui (Expand Search), petroui (Expand Search)
petriuv » petriiuv (Expand Search), petruiuv (Expand Search), petroiuv (Expand Search)
petruuiv » petriuuiv (Expand Search), petruuuiv (Expand Search), petrouuiv (Expand Search)
petr » petri (Expand Search), petru (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 (((peterov OR petriuv) OR petruuiv) OR ((pero OR (petrui OR petrui)) OR (petr OR peter))) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((peterov OR petriuv) OR petruuiv) OR ((pero OR (petrui OR petrui)) OR (petr OR peter))) o.s.*".