Perhaps you should try some spelling variations:
peteruiv » peterdi (Expand Search)
petriuiv » peteriuiv (Expand Search), petriiuiv (Expand Search), petruiuiv (Expand Search)
petriuooiiv » peteriuooiiv (Expand Search), petriiuooiiv (Expand Search), petruiuooiiv (Expand Search)
petruuiiv » peteruuiiv (Expand Search), petriuuiiv (Expand Search), petruuuiiv (Expand Search)
petrui » peterui (Expand Search), petriui (Expand Search), petruui (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 (((petriuiv OR peteruiv) OR (petriuooiiv OR petruuiiv)) OR ((petrui OR peteroi) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (((petriuiv OR peteruiv) OR (petriuooiiv OR petruuiiv)) OR ((petrui OR peteroi) OR petr)) o.s.".
• Adding a wildcard symbol may retrieve word variants: fop (((petriuiv OR peteruiv) OR (petriuooiiv OR petruuiiv)) OR ((petrui OR peteroi) OR petr)) o.s.*.