Perhaps you should try some spelling variations:
"sustainable agricultural data collection" » "sustainable agriculture data collection", "sustainable agricultural land collection", "sustainable agricultural bank collection", "sustainable agricultural area collection"
"sustainable sectoral water connections" » "sustainable natural water connections", "sustainable regional water connections", "sustainable rural water connections"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("sustainable sectoral water connections") or ("sustainable agricultural data collection"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("sustainable sectoral water connections") OR ("sustainable agricultural data collection"))*.
• Removing quotes may allow a broader search: (( sustainable sectoral water connections ) or ( sustainable agricultural data collection ))*.