Perhaps you should try some spelling variations:
petruiov » petrov (Expand Search), peteruiov (Expand Search), petriuiov (Expand Search), petruuiov (Expand Search)
petroi » peteroi (Expand Search), petrioi (Expand Search), petruoi (Expand Search)
petrui » peterui (Expand Search), petriui (Expand Search), petruui (Expand Search)
petrooio » peterooio (Expand Search), petriooio (Expand Search), petruooio (Expand Search)
petrouio » peterouio (Expand Search), petriouio (Expand Search), petruouio (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 (petruiov OR (((petroi OR petrui) OR (petrooio OR petrouio)) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop (petruiov OR (((petroi OR petrui) OR (petrooio OR petrouio)) OR petr)) o.s.".
• Adding a wildcard symbol may retrieve word variants: fop (petruiov OR (((petroi OR petrui) OR (petrooio OR petrouio)) OR petr)) o.s.*.