Perhaps you should try some spelling variations:
integration south » integration study, integration some, integration social
based integration » based interaction, based interactions, based integrated
maturity theory » matrix theory, parity theory, minority theory
data maturity » debt maturity, data security, data material
supply based » supply case, supplies based, supply asia

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

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