Perhaps you should try some spelling variations:
"food processing algorithm" » "food processing algorithms" (Expand Search), "good processing algorithm" (Expand Search)
"element method algorithm" » "element mould algorithm" (Expand Search), "elements method algorithm" (Expand Search)
"element data algorithms" » "element jaya algorithm" (Expand Search), "elements data algorithms" (Expand Search)

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("food processing algorithm") OR ((("element method algorithm") OR ("element data algorithms"))))~.
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• Removing quotes may allow a broader search: (( food processing algorithm ) OR ((( element method algorithm ) OR ( element data algorithms )))).
• Adding a wildcard symbol may retrieve word variants: (("food processing algorithm") OR ((("element method algorithm") OR ("element data algorithms"))))*.