Perhaps you should try some spelling variations:
action research » national research
multi action » multi actor, multi option, multi location
rl actions » re actions, 2 actions, en actions
3 actions » l3 actions, 2 actions, 3 action
july 2009 » july 2008, july 2007, july 2019
july 2011 » july 2013, july 2012, july 2015

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( ((rl actions) OR (3 actions)) research : july 2009 ) or ( multi action research : july 2011 ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( ((rl actions) OR (3 actions)) research : july 2009 ) OR ( multi action research : july 2011 )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ((rl actions) OR (3 actions)) research : july 2009 ) or ( multi action research : july 2011 ))".
• Adding a wildcard symbol may retrieve word variants: (( ((rl actions) OR (3 actions)) research : july 2009 ) or ( multi action research : july 2011 ))*.