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