Perhaps you should try some spelling variations:
"data learning algorithm" » "data learning algorithms" (Expand Search), "deep learning algorithm" (Expand Search)
"element method algorithm" » "element mould algorithm" (Expand Search), "elements method algorithm" (Expand Search)
"data tracking algorithm" » "radar tracking 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: (((("data learning algorithm") OR ("data tracking algorithm"))) OR ("element method algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"data learning algorithm\") OR (\"data tracking algorithm\"))) OR (\"element method algorithm\"))*".
• Removing quotes may allow a broader search: (((( data learning algorithm ) OR ( data tracking algorithm ))) OR ( element method algorithm ))*.