Perhaps you should try some spelling variations:
"quality educational research : july 2013" » "quality education research : july 2013", "inequality educational research : july 2013", "elite educational research : july 2013"
"multi national research : july 2006" » "multinationals _ research : july 2006", "multi national research : july 2008", "multi national research : july 2007", "multi national research : july 2009"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("multi national research : july 2006") OR ("quality educational research : july 2013"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"multi national research : july 2006\") OR (\"quality educational research : july 2013\"))".
• Removing quotes may allow a broader search: (( multi national research : july 2006 ) OR ( quality educational research : july 2013 )).
• Adding a wildcard symbol may retrieve word variants: (("multi national research : july 2006") OR ("quality educational research : july 2013"))*.