Perhaps you should try some spelling variations:
integration theories » integration theory, integration through, integration efforts
integration schemes » irrigation schemes, integration some
modal integration » global integration, social integration, tool integration
cost integration » south integration, tool integration, can integration
supply modal » supply social, supply rural
supply cost » supply costs

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

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