Perhaps you should try some spelling variations:
peteroiv » petrov (Expand Search), peterdi (Expand Search)
petruuiiv » peteruuiiv (Expand Search), petriuuiiv (Expand Search), petruuuiiv (Expand Search)
petruuuiiv » peteruuuiiv (Expand Search), petriuuuiiv (Expand Search), petruuuuiiv (Expand Search)
petrui » peterui (Expand Search), petriui (Expand Search), petruui (Expand Search)
petruiv » peteruiv (Expand Search), petriuiv (Expand Search), petruuiv (Expand Search)
petr » peter (Expand Search), petri (Expand Search), petru (Expand Search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: fop ((petruuiiv OR petruuuiiv) OR (((petrui OR (petruiv OR peteroiv)) OR peterouio) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((petruuiiv OR petruuuiiv) OR (((petrui OR (petruiv OR peteroiv)) OR peterouio) OR petr)) o.s.*".