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