Talvez debería tentar con algunhas variantes ortográficas:
"vegetables posthavest technology." » "vegetables postharvest technology.", "avegetables postharvest technology.", "vegetable postharvest technology.", "vegetables portharvest technology.", "vegetables postharvest biotechnology."
"vegetables processing techniques." » "vegetable processing techniques.", "vegetables programming techniques."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("vegetables posthavest technology.") or ("vegetables processing techniques."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("vegetables posthavest technology.") OR ("vegetables processing techniques.")).
• Removing quotes may allow a broader search: (( vegetables posthavest technology. ) or ( vegetables processing techniques. )).
• Adding a wildcard symbol may retrieve word variants: (("vegetables posthavest technology.") or ("vegetables processing techniques."))*.