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

• Performing a fuzzy search may retrieve terms with similar spellings: (("cogito ergo sum") OR ("cogito ego sum"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"cogito ergo sum\") OR (\"cogito ego sum\"))".
• Removing quotes may allow a broader search: (( cogito ergo sum ) OR ( cogito ego sum )).
• Adding a wildcard symbol may retrieve word variants: (("cogito ergo sum") OR ("cogito ego sum"))*.