Perhaps you should try some spelling variations:
peteruiv » peterdi (Expand Search)
petruuiv » peteruuiv (Expand Search), petriuuiv (Expand Search), petruuuiv (Expand Search)
petruuuuiv » peteruuuuiv (Expand Search), petriuuuuiv (Expand Search), petruuuuuiv (Expand Search)
petrui » peterui (Expand Search), petriui (Expand Search), petruui (Expand Search)
petrooio » peterooio (Expand Search), petriooio (Expand Search), petruooio (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 (((peteruiv OR (petruuiv OR petruuuuiv)) OR peterov) OR ((petrui OR petrooio) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((peteruiv OR (petruuiv OR petruuuuiv)) OR peterov) OR ((petrui OR petrooio) OR petr)) o.s.".
• Adding a wildcard symbol may retrieve word variants: fop (((peteruiv OR (petruuiv OR petruuuuiv)) OR peterov) OR ((petrui OR petrooio) OR petr)) o.s.*.