Perhaps you should try some spelling variations:
"query processing algorithm" » "query processing algorithms" (Expand Search), "text processing algorithm" (Expand Search)
"element data algorithms" » "element jaya algorithm" (Expand Search), "elements data algorithms" (Expand Search)
"element cc3d algorithm" » "element rd algorithm" (Expand Search), "elements cc3d algorithm" (Expand Search)

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("element cc3d algorithm") OR ((("query processing algorithm") OR ("element data algorithms"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"element cc3d algorithm\") OR (((\"query processing algorithm\") OR (\"element data algorithms\"))))".
• Removing quotes may allow a broader search: (( element cc3d algorithm ) OR ((( query processing algorithm ) OR ( element data algorithms )))).
• Adding a wildcard symbol may retrieve word variants: (("element cc3d algorithm") OR ((("query processing algorithm") OR ("element data algorithms"))))*.