Perhaps you should try some spelling variations:
"fold making algorithm" » "fold learning algorithm" (Expand Search), "fold finding algorithm" (Expand Search), "fold means algorithm" (Expand Search), "world making algorithm" (Expand Search)
"data clustering algorithm" » "deep clustering algorithm" (Expand Search), "spatial clustering algorithm" (Expand Search), "dbscan clustering algorithm" (Expand Search)
"element data algorithm" » "element data algorithms" (Expand Search), "element update algorithm" (Expand Search), "element atlas algorithm" (Expand Search), "settlement data algorithm" (Expand Search), "relevant data algorithm" (Expand Search), "movement data 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 clustering algorithm") OR ("fold making algorithm"))) OR ("element data algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"data clustering algorithm\") OR (\"fold making algorithm\"))) OR (\"element data algorithm\"))".
• Removing quotes may allow a broader search: (((( data clustering algorithm ) OR ( fold making algorithm ))) OR ( element data algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("data clustering algorithm") OR ("fold making algorithm"))) OR ("element data algorithm"))*.