Perhaps you should try some spelling variations:
"waste processing algorithm" » "data processing algorithm" (Expand Search), "image processing algorithm" (Expand Search), "wood processing algorithm" (Expand Search)
"element data algorithm" » "element data algorithms" (Expand Search), "element update algorithm" (Expand Search), "element each algorithm" (Expand Search), "relevant data algorithm" (Expand Search), "movement data algorithm" (Expand Search), "present data algorithm" (Expand Search)
"elements ree algorithm" » "elements tree algorithms" (Expand Search), "elements new algorithm" (Expand Search), "elements em algorithm" (Expand Search), "elements _ algorithm" (Expand Search), "elements present algorithm" (Expand Search), "elements related algorithm" (Expand Search)

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("elements ree algorithm") OR ("element data algorithm"))) OR ("waste processing algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"elements ree algorithm\") OR (\"element data algorithm\"))) OR (\"waste processing algorithm\"))".
• Removing quotes may allow a broader search: (((( elements ree algorithm ) OR ( element data algorithm ))) OR ( waste processing algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("elements ree algorithm") OR ("element data algorithm"))) OR ("waste processing algorithm"))*.