Perhaps you should try some spelling variations:
"nature et societies user." » "nature et societies where.", "nature et societies case.", "nature et societies age.", "nature et societes user.", "nature eco societies user.", "nature its societies user."
"nature _ societe user." » "nature _ societe des.", "nature _ societe de.", "nature _ societe et."
"nature et societe ser." » "nature et societe des.", "nature et societe de.", "nature et societe et.", "nature la societe ser."

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("nature et societies user.") OR ("nature et societe ser."))) or ("nature _ societe user."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nature et societies user.") OR ("nature et societe ser."))) OR ("nature _ societe user.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"nature et societies user.\") OR (\"nature et societe ser.\"))) or (\"nature _ societe user.\"))".
• Removing quotes may allow a broader search: (((( nature et societies user. ) OR ( nature et societe ser. ))) or ( nature _ societe user. )).
• Adding a wildcard symbol may retrieve word variants: (((("nature et societies user.") OR ("nature et societe ser."))) or ("nature _ societe user."))*.