Perhaps you should try some spelling variations:
"data routing algorithm" » "data cosine algorithm" (Expand Search), "data using algorithm" (Expand Search)
"present data algorithm" » "present jaya algorithm" (Expand Search), "present deer algorithm" (Expand Search)
"element method algorithms" » "elements method algorithms" (Expand Search), "element methods algorithms" (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 method algorithms\") OR (\"present data algorithm\"))) OR (\"data routing algorithm\"))~".
• Removing quotes may allow a broader search: (((( element method algorithms ) OR ( present data algorithm ))) OR ( data routing algorithm ))~.
• Adding a wildcard symbol may retrieve word variants: (((("element method algorithms") OR ("present data algorithm"))) OR ("data routing algorithm"))*.