Perhaps you should try some spelling variations:
petriiuuv » peteriiuuv (Expand Search), petriiiuuv (Expand Search), petruiiuuv (Expand Search)
petruiiuuv » peteruiiuuv (Expand Search), petriuiiuuv (Expand Search), petruuiiuuv (Expand Search)
petruuuv » peteruuuv (Expand Search), petriuuuv (Expand Search), petruuuuv (Expand Search)
petriio » peteriio (Expand Search), petriiio (Expand Search), petruiio (Expand Search)
petruo » peteruo (Expand Search), petriuo (Expand Search), petruuo (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 (((petriiuuv OR petruiiuuv) OR petruuuv) OR (((petriio OR petero) OR petruo) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((petriiuuv OR petruiiuuv) OR petruuuv) OR (((petriio OR petero) OR petruo) OR petr)) o.s.*".