Perhaps you should try some spelling variations:
"query processing algorithm" » "query modeling algorithm" (Expand Search), "query routing algorithm" (Expand Search), "query tracking algorithm" (Expand Search), "pre processing 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)
"elements wt algorithms" » "elements art algorithms" (Expand Search), "elements two algorithms" (Expand Search), "elements ml algorithms" (Expand Search), "elements _ algorithms" (Expand Search), "elements b algorithms" (Expand Search), "elements fe algorithms" (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 algorithm") OR ((("query processing algorithm") OR ("elements wt algorithms"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"element data algorithm\") OR (((\"query processing algorithm\") OR (\"elements wt algorithms\"))))".
• Removing quotes may allow a broader search: (( element data algorithm ) OR ((( query processing algorithm ) OR ( elements wt algorithms )))).
• Adding a wildcard symbol may retrieve word variants: (("element data algorithm") OR ((("query processing algorithm") OR ("elements wt algorithms"))))*.