Perhaps you should try some spelling variations:
"query processing algorithm" » "query modeling algorithm" (Expand Search), "query routing algorithm" (Expand Search), "query tracking algorithm" (Expand Search), "pre processing algorithm" (Expand Search)
"element te algorithm" » "element tide algorithm" (Expand Search), "element new algorithm" (Expand Search), "element de algorithms" (Expand Search), "element _ algorithm" (Expand Search), "element g algorithm" (Expand Search), "element data algorithm" (Expand Search)
"element rf algorithm" » "element _ algorithm" (Expand Search), "element ii algorithm" (Expand Search), "element art algorithms" (Expand Search), "element ore algorithm" (Expand Search), "element ree 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: "((((\"element te algorithm\") OR (\"element rf algorithm\"))) OR (\"query processing algorithm\"))~".
• Removing quotes may allow a broader search: (((( element te algorithm ) OR ( element rf algorithm ))) OR ( query processing algorithm ))~.
• Adding a wildcard symbol may retrieve word variants: (((("element te algorithm") OR ("element rf algorithm"))) OR ("query processing algorithm"))*.