Perhaps you should try some spelling variations:
"query processing algorithm" » "query processing algorithms" (Expand Search), "text processing algorithm" (Expand Search)
"neural coding algorithm" » "neural cosine algorithm" (Expand Search), "neural colony algorithm" (Expand Search), "neural scheduling algorithm" (Expand Search)
"elements rd algorithm" » "elements _ algorithms" (Expand Search), "elements _ algorithm" (Expand Search)

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("elements rd algorithm") OR ((("query processing algorithm") OR ("neural coding algorithm"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"elements rd algorithm\") OR (((\"query processing algorithm\") OR (\"neural coding algorithm\"))))".
• Removing quotes may allow a broader search: (( elements rd algorithm ) OR ((( query processing algorithm ) OR ( neural coding algorithm )))).
• Adding a wildcard symbol may retrieve word variants: (("elements rd algorithm") OR ((("query processing algorithm") OR ("neural coding algorithm"))))*.