Perhaps you should try some spelling variations:
"present data algorithms" » "present art algorithms" (Expand Search), "present all algorithms" (Expand Search), "present de algorithms" (Expand Search), "patient data algorithms" (Expand Search)
"fold processing algorithm" » "food processing algorithm" (Expand Search), "wood processing algorithm" (Expand Search), "post processing algorithm" (Expand Search)
"element ree algorithm" » "element tree algorithms" (Expand Search), "element new algorithm" (Expand Search), "element em algorithm" (Expand Search), "elements ree algorithm" (Expand Search), "element te algorithm" (Expand Search), "element mesh algorithm" (Expand Search)

Try widening your search to All Fields.

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