Perhaps you should try some spelling variations:
peteruoi » peterdi (Expand Search)
petrouv » peterouv (Expand Search), petriouv (Expand Search), petruouv (Expand Search)
petruouv » peteruouv (Expand Search), petriuouv (Expand Search), petruuouv (Expand Search)
petruov » peteruov (Expand Search), petriuov (Expand Search), petruuov (Expand Search)
petrov » peterov (Expand Search), petriov (Expand Search), petruov (Expand Search)
petriov » peteriov (Expand Search), petriiov (Expand Search), petruiov (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 ((petrouv OR petruouv) OR ((peteruoi OR ((petruov OR petrov) OR petriov)) OR petr)) o.s.~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fop ((petrouv OR petruouv) OR ((peteruoi OR ((petruov OR petrov) OR petriov)) OR petr)) o.s.*".