Perhaps you should try some spelling variations:
housing research » doing research, existing research
meshing housing » measuring housing, emerging housing, leaving housing
action research » national research
call action » call auction, call option, small actions
july 2011 » july 2013, july 2012, july 2015
july 2006 » july 2008, july 2007, july 2009

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( meshing housing research : july 2011 ) OR ( call action research : july 2006 ))~.
• Adding a wildcard symbol may retrieve word variants: (( meshing housing research : july 2011 ) or ( call action research : july 2006 ))*.