Perhaps you should try some spelling variations:
peru » petru (Expand Search), per (Expand Search)
petriiv » peteriiv (Expand Search), petriiiv (Expand Search), petruiiv (Expand Search)
petroiv » peteroiv (Expand Search), petrioiv (Expand Search), petruoiv (Expand Search)
petriuiv » peteriuiv (Expand Search), petriiuiv (Expand Search), petruiuiv (Expand Search)
petruiou » peteruiou (Expand Search), petriuiou (Expand Search), petruuiou (Expand Search)
petriiiu » peteriiiu (Expand Search), petriiiiu (Expand Search), petruiiiu (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 (((petriiv OR petroiv) OR petriuiv) OR (((petruiou OR petriiiu) OR peru) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((petriiv OR petroiv) OR petriuiv) OR (((petruiou OR petriiiu) OR peru) OR petr)) o.s.*".