Perhaps you should try some spelling variations:
"flood modeling algorithm" » "flood making algorithm" (Expand Search), "flow modeling algorithm" (Expand Search), "from modeling algorithm" (Expand Search), "field modeling 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)
"data clustering algorithm" » "deep clustering algorithm" (Expand Search), "spatial clustering algorithm" (Expand Search), "dbscan clustering 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 data algorithms") OR ((("data clustering algorithm") OR ("flood modeling algorithm"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"element data algorithms\") OR (((\"data clustering algorithm\") OR (\"flood modeling algorithm\"))))".
• Removing quotes may allow a broader search: (( element data algorithms ) OR ((( data clustering algorithm ) OR ( flood modeling algorithm )))).
• Adding a wildcard symbol may retrieve word variants: (("element data algorithms") OR ((("data clustering algorithm") OR ("flood modeling algorithm"))))*.