Perhaps you should try some spelling variations:
"supply river navigation services." » "supply river sanitation services.", "supply river sanitation service.", "supply river information services.", "supply air navigation services.", "supply side navigation services.", "supply water navigation services.", "supply sides navigation services."
"supply chain integration series." » "supply chain integration theories.", "supply chain integrating services.", "supply chain integration schemes.", "supply trade integration series.", "supply data integration series.", "supply grid integration series."

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 integration series.") or ("supply river navigation services."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply chain integration series.") OR ("supply river navigation services.")).
• Removing quotes may allow a broader search: (( supply chain integration series. ) or ( supply river navigation services. )).
• Adding a wildcard symbol may retrieve word variants: (("supply chain integration series.") or ("supply river navigation services."))*.