Perhaps you should try some spelling variations:
chain integrative » chain integration, chain imperative, als integrative
integrative power » integration power, integrative model
irrigation scheme » irrigation systems
shock irrigation » scale irrigation, crop irrigation, flood irrigation
supply shock » supply shocks

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( supply chain integrative power. ) or ( supply shock irrigation scheme. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply chain integrative power. ) OR ( supply shock irrigation scheme. ))*.