Perhaps you should try some spelling variations:
"query processing algorithm" » "pre processing algorithm" (Expand Search)
"elements new algorithm" » "elements novel algorithm" (Expand Search), "elements _ algorithm" (Expand Search), "elements ree algorithm" (Expand Search), "elements res algorithm" (Expand Search), "elements under algorithm" (Expand Search)
"elements fe algorithm" » "elements de algorithms" (Expand Search), "elements seu algorithm" (Expand Search), "elements _ algorithm" (Expand Search), "elements ree algorithm" (Expand Search), "elements res algorithm" (Expand Search), "elements uce algorithm" (Expand Search)

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

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