Perhaps you should try some spelling variations:
petriuiov » peteriuiov (Expand Search), petriiuiov (Expand Search), petruiuiov (Expand Search)
petriiuuov » peteriiuuov (Expand Search), petriiiuuov (Expand Search), petruiiuuov (Expand Search)
petruiuiio » peteruiuiio (Expand Search), petriuiuiio (Expand Search), petruuiuiio (Expand Search)
petriiiio » peteriiiio (Expand Search), petriiiiio (Expand Search), petruiiiio (Expand Search)
petriiiiio » peteriiiiio (Expand Search), petriiiiiio (Expand Search), petruiiiiio (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 ((petriuiov OR petriiuuov) OR ((petruiuiio OR (petriiiio OR petriiiiio)) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((petriuiov OR petriiuuov) OR ((petruiuiio OR (petriiiio OR petriiiiio)) OR petr)) o.s.".
• Adding a wildcard symbol may retrieve word variants: fop ((petriuiov OR petriiuuov) OR ((petruiuiio OR (petriiiio OR petriiiiio)) OR petr)) o.s.*.