Perhaps you should try some spelling variations:
integration theory » integration through, information theory, innovation theory
data integration » data integrity
turning services » nursing services, warning services, training services
china turning » china during, ghana turning, china thriving
supply china » supply chains, supply chain

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

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