Perhaps you should try some spelling variations:
integration efforts » international efforts, conservation efforts
integration series » integration theories, integrating services, integration schemes
modal integration » global integration, social integration, tool integration
supply trade » supply side, supply case
supply modal » supply social, supply rural

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

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