Perhaps you should try some spelling variations:
international efforts » international airports, international energy, international airport
integration reforms » integration efforts, integration report, immigration reform
crowd international » from international, how international, new international
scheme integration » systems integration, chain integration, system integration
supply crowd » supply growth, supply cost, supply how

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

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