Perhaps you should try some spelling variations:
peteriiv » peterdi (Expand Search)
petriiv » peteriiv (Expand Search), petriiiv (Expand Search), petruiiv (Expand Search)
petruiuo » peteruiuo (Expand Search), petriuiuo (Expand Search), petruuiuo (Expand Search)
petruuui » peteruuui (Expand Search), petriuuui (Expand Search), petruuuui (Expand Search)
petruuuui » peteruuuui (Expand Search), petriuuuui (Expand Search), petruuuuui (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 (((petriiv OR peteruuiiv) OR peteriiv) OR ((petruiuo OR (petruuui OR petruuuui)) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((petriiv OR peteruuiiv) OR peteriiv) OR ((petruiuo OR (petruuui OR petruuuui)) OR petr)) o.s.".
• Adding a wildcard symbol may retrieve word variants: fop (((petriiv OR peteruuiiv) OR peteriiv) OR ((petruiuo OR (petruuui OR petruuuui)) OR petr)) o.s.*.