Perhaps you should try some spelling variations:
international efforts » international airports, international energy, international airport
block international » blank international, bank international, work international
fare information » care information, share information, aware information
supply block » supply shock, supply stock, supply shocks
supply fare » supply farm, supply case, supply figure

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

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