Perhaps you should try some spelling variations:
"collection functions et societal." » "collection questions et societal.", "correlation functions et societal.", "collection action et societal.", "collection functions ed societal.", "collection functions _ societal.", "collection functions 4 societal.", "collection functions meet societal.", "collection functions new societal.", "collection functions its societal."
"collective actions a societys." » "collective action a societys.", "collective actions a society.", "collective actions a societal.", "collective actions e society.", "collective actions _ societys."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("collective actions a societys.") OR ("collection functions et societal."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"collective actions a societys.\") OR (\"collection functions et societal.\"))".
• Removing quotes may allow a broader search: (( collective actions a societys. ) OR ( collection functions et societal. )).
• Adding a wildcard symbol may retrieve word variants: (("collective actions a societys.") OR ("collection functions et societal."))*.