Perhaps you should try some spelling variations:
"data models algorithm" » "data modeling algorithm" (Expand Search), "data novel algorithm" (Expand Search), "data modbo algorithm" (Expand Search)
"element data algorithms" » "element art algorithms" (Expand Search), "element all algorithms" (Expand Search), "element both algorithms" (Expand Search), "settlement data algorithms" (Expand Search), "relevant data algorithms" (Expand Search), "movement data algorithms" (Expand Search)
"elements based algorithm" » "experiments based 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: (("data models algorithm") OR ((("element data algorithms") OR ("elements based algorithm"))))~.
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• Removing quotes may allow a broader search: (( data models algorithm ) OR ((( element data algorithms ) OR ( elements based algorithm )))).
• Adding a wildcard symbol may retrieve word variants: (("data models algorithm") OR ((("element data algorithms") OR ("elements based algorithm"))))*.