Perhaps you should try some spelling variations:
"elemental matching algorithm" » "elemental mapping algorithm" (Expand Search), "elemental making algorithm" (Expand Search), "elemental modeling algorithm" (Expand Search), "elemental mining 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)
"element rf algorithm" » "element _ algorithm" (Expand Search), "element ii algorithm" (Expand Search), "element art algorithms" (Expand Search), "element ore algorithm" (Expand Search), "element ree algorithm" (Expand Search)

Try widening your search to All Fields.

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