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

• Performing a fuzzy search may retrieve terms with similar spellings: the (expression OR expresion) of the emotions in man and animals~.
• If you are trying to use Boolean operators, they must be ALL CAPS: the (expression OR expresion) of the emotions in man AND animals*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "the (expression OR expresion) of the emotions in man and animals*".