Perhaps you should try some spelling variations:
demographic make » demographic data, demographic change, demographic impact
do demographics » _ demographics, _ demographic, a demographic
do demographic » _ demographic, a demographic, 16 demographic
matter papers » matter expert
papers 2 » paper 2, paper _, paper i

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( do demographic make papers 2/2011 ) or ( do demographics matter papers _/2011 ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( do demographic make papers 2/2011 ) OR ( do demographics matter papers _/2011 )).
• Adding a wildcard symbol may retrieve word variants: (( do demographic make papers 2/2011 ) or ( do demographics matter papers _/2011 ))*.