Perhaps you should try some spelling variations:
petriiov » peteriiov (Expand Search), petriiiov (Expand Search), petruiiov (Expand Search)
petriiuiiov » peteriiuiiov (Expand Search), petriiiuiiov (Expand Search), petruiiuiiov (Expand Search)
petrov » peterov (Expand Search), petriov (Expand Search), petruov (Expand Search)
petruiov » peteruiov (Expand Search), petriuiov (Expand Search), petruuiov (Expand Search)
petruuiov » peteruuiov (Expand Search), petriuuiov (Expand Search), petruuuiov (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 ((peterov OR (((petriiov OR petriiuiiov) OR petrov) OR (petruiov OR petruuiov))) OR petr) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((peterov OR (((petriiov OR petriiuiiov) OR petrov) OR (petruiov OR petruuiov))) OR petr) o.s.*".