Perhaps you should try some spelling variations:
"data processing algorithm" » "data modeling algorithm" (Expand Search), "data tracking algorithm" (Expand Search), "data boosting algorithm" (Expand Search), "image processing algorithm" (Expand Search)
"models routing algorithm" » "models modeling algorithm" (Expand Search), "models finding algorithm" (Expand Search), "models making algorithm" (Expand Search), "models relating algorithm" (Expand Search), "models using algorithm" (Expand Search), "models testing algorithm" (Expand Search)
"element method algorithm" » "element network algorithm" (Expand Search), "element means algorithm" (Expand Search), "element mean algorithm" (Expand Search), "elements method 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 method algorithm") OR ((("data processing algorithm") OR ("models routing algorithm"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"element method algorithm\") OR (((\"data processing algorithm\") OR (\"models routing algorithm\"))))".
• Removing quotes may allow a broader search: (( element method algorithm ) OR ((( data processing algorithm ) OR ( models routing algorithm )))).
• Adding a wildcard symbol may retrieve word variants: (("element method algorithm") OR ((("data processing algorithm") OR ("models routing algorithm"))))*.