Perhaps you should try some spelling variations:
"fold processing algorithm" » "fold routing algorithm" (Expand Search), "fold tracking algorithm" (Expand Search), "fold boosting algorithm" (Expand Search), "food processing algorithm" (Expand Search), "wood processing algorithm" (Expand Search), "post processing algorithm" (Expand Search)
"data modeling algorithm" » "data making algorithm" (Expand Search), "data modelling algorithm" (Expand Search), "data models algorithm" (Expand Search)
"elements rf algorithm" » "elements _ algorithm" (Expand Search), "elements ii algorithm" (Expand Search), "elements art algorithms" (Expand Search), "elements ree algorithm" (Expand Search), "elements res algorithm" (Expand Search)

Try widening your search to All Fields.

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