Perhaps you should try some spelling variations:
petriuuuuv » peteriuuuuv (Expand Search), petriiuuuuv (Expand Search), petruiuuuuv (Expand Search)
petriiuv » peteriiuv (Expand Search), petriiiuv (Expand Search), petruiiuv (Expand Search)
petriio » peteriio (Expand Search), petriiio (Expand Search), petruiio (Expand Search)
petriuiiio » peteriuiiio (Expand Search), petriiuiiio (Expand Search), petruiuiiio (Expand Search)
petriiuo » peteriiuo (Expand Search), petriiiuo (Expand Search), petruiiuo (Expand Search)
petr » peter (Expand Search), petri (Expand Search), petru (Expand Search)

Try widening your search to All Fields.

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 (petriuuuuv OR petriiuv)) OR (((petriio OR petriuiiio) OR petriiuo) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((peterov OR (petriuuuuv OR petriiuv)) OR (((petriio OR petriuiiio) OR petriiuo) OR petr)) o.s.".
• Adding a wildcard symbol may retrieve word variants: fop ((peterov OR (petriuuuuv OR petriiuv)) OR (((petriio OR petriuiiio) OR petriiuo) OR petr)) o.s.*.