Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
trade information » price information, private information, credit information
fare integration » market integration, trade integration, data integration
support fare » support falls, support state, support trade
supply trade » supply side, supply case

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( support fare integration efforts. ) or ( supply trade information theory. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( support fare integration efforts. ) OR ( supply trade information theory. )).
• Adding a wildcard symbol may retrieve word variants: (( support fare integration efforts. ) or ( supply trade information theory. ))*.