Perhaps you should try some spelling variations:
integrated services » internet services
energy conservation » energy consumption
china integrated » change integrated, china integrating, china integration
supply energy » supply bioenergy
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 china integrated services. ) or ( supply energy conservation efforts. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply china integrated services. ) OR ( supply energy conservation efforts. )).
• Adding a wildcard symbol may retrieve word variants: (( supply china integrated services. ) or ( supply energy conservation efforts. ))*.