Perhaps you should try some spelling variations:
petriuov » peteriuov (Expand Search), petriiuov (Expand Search), petruiuov (Expand Search)
petriiuov » peteriiuov (Expand Search), petriiiuov (Expand Search), petruiiuov (Expand Search)
petruiov » peteruiov (Expand Search), petriuiov (Expand Search), petruuiov (Expand Search)
petriuiv » peteriuiv (Expand Search), petriiuiv (Expand Search), petruiuiv (Expand Search)
petrov » peterov (Expand Search), petriov (Expand Search), petruov (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 ((((petriuov OR petriiuov) OR petruiov) OR petriuiv) OR ((petrov OR peteri) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((((petriuov OR petriiuov) OR petruiov) OR petriuiv) OR ((petrov OR peteri) OR petr)) o.s.*".