Perhaps you should try some spelling variations:
oriented research » related research, extended research
option research » opinion research, action research, optics research
multi oriented » results oriented, quality oriented
multi option » multi location, multi population, multi ratios
july 2007 » july 2008, july 2013, july 2020
july 2012 » july 2013

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( multi oriented research : july 2007 ) or ( multi option research : july 2012 ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( multi oriented research : july 2007 ) OR ( multi option research : july 2012 )).
• Adding a wildcard symbol may retrieve word variants: (( multi oriented research : july 2007 ) or ( multi option research : july 2012 ))*.