Perhaps you should try some spelling variations:
"fluent modeling algorithm" » "fluent scheduling algorithm" (Expand Search), "agent modeling algorithm" (Expand Search), "event modeling algorithm" (Expand Search)
"settlement data algorithms" » "settlement jaya algorithm" (Expand Search)
"element mesh algorithm" » "element deer algorithm" (Expand Search), "element search algorithm" (Expand Search), "elements 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: (("settlement data algorithms") OR ((("fluent modeling algorithm") OR ("element mesh algorithm"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"settlement data algorithms\") OR (((\"fluent modeling algorithm\") OR (\"element mesh algorithm\"))))".
• Removing quotes may allow a broader search: (( settlement data algorithms ) OR ((( fluent modeling algorithm ) OR ( element mesh algorithm )))).
• Adding a wildcard symbol may retrieve word variants: (("settlement data algorithms") OR ((("fluent modeling algorithm") OR ("element mesh algorithm"))))*.