Perhaps you should try some spelling variations:
"query processing algorithm" » "pre processing algorithm" (Expand Search)
"elements means algorithm" » "elements search algorithm" (Expand Search), "elements mges algorithm" (Expand Search)
"elements res algorithm" » "elements best algorithm" (Expand Search), "elements rast algorithm" (Expand Search), "elements new algorithm" (Expand Search), "elements ree algorithm" (Expand Search), "elements mges algorithm" (Expand Search), "elements ices algorithm" (Expand Search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"query processing algorithm\") OR (((\"elements means algorithm\") OR (\"elements res algorithm\"))))~".
• Removing quotes may allow a broader search: (( query processing algorithm ) OR ((( elements means algorithm ) OR ( elements res algorithm ))))~.
• Adding a wildcard symbol may retrieve word variants: (("query processing algorithm") OR ((("elements means algorithm") OR ("elements res algorithm"))))*.