Perhaps you should try some spelling variations:
"supply china integrating services." » "supply china integration services.", "supply china integrated services.", "supply china regulating services.", "supply chennai integrating services.", "supply change integrating services.", "supply chains integrating services.", "supply chain integrating services."
"supply curves testing services." » "supply curves existing services.", "supply curves lending services.", "supply curves training services.", "supply current testing services.", "supply cases testing services.", "supply servos testing services.", "supply curve testing services."

Try widening your search to All Fields.

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