Perhaps you should try some spelling variations:
peteriiv » peterdi (Expand Search)
peteriov » petrov (Expand Search)
petruiiiv » peteruiiiv (Expand Search), petriuiiiv (Expand Search), petruuiiiv (Expand Search)
petriov » peteriov (Expand Search), petriiov (Expand Search), petruiov (Expand Search)
petriiiov » peteriiiov (Expand Search), petriiiiov (Expand Search), petruiiiov (Expand Search)
petruuo » peteruuo (Expand Search), petriuuo (Expand Search), petruuuo (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 (((petruiiiv OR peteriiv) OR ((petriov OR peteriov) OR petriiiov)) OR (petruuo OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((petruiiiv OR peteriiv) OR ((petriov OR peteriov) OR petriiiov)) OR (petruuo OR petr)) o.s.*".