Perhaps you should try some spelling variations:
"element learning algorithm" » "element learning algorithms" (Expand Search), "excellent learning algorithm" (Expand Search), "student learning algorithm" (Expand Search), "agent learning algorithm" (Expand Search)
"element mining algorithm" » "element means algorithm" (Expand Search), "element mapping algorithm" (Expand Search), "element bonding algorithm" (Expand Search), "element modeling algorithm" (Expand Search)
"elements upon algorithm" » "elements ppo algorithm" (Expand Search), "elements fusion algorithm" (Expand Search), "elements pso algorithm" (Expand Search), "elements ppm 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: (("elements upon algorithm") OR ((("element mining algorithm") OR ("element learning algorithm"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"elements upon algorithm\") OR (((\"element mining algorithm\") OR (\"element learning algorithm\"))))".
• Removing quotes may allow a broader search: (( elements upon algorithm ) OR ((( element mining algorithm ) OR ( element learning algorithm )))).
• Adding a wildcard symbol may retrieve word variants: (("elements upon algorithm") OR ((("element mining algorithm") OR ("element learning algorithm"))))*.