Perhaps you should try some spelling variations:
"data processing algorithm" » "data processing algorithms" (Expand Search)
"data encoding algorithm" » "data cosine algorithm" (Expand Search)
"element mean algorithm" » "element deer algorithm" (Expand Search), "element search algorithm" (Expand Search), "elements mean 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 encoding algorithm") OR ("data processing algorithm"))) OR ("element mean algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"data encoding algorithm\") OR (\"data processing algorithm\"))) OR (\"element mean algorithm\"))".
• Removing quotes may allow a broader search: (((( data encoding algorithm ) OR ( data processing algorithm ))) OR ( element mean algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("data encoding algorithm") OR ("data processing algorithm"))) OR ("element mean algorithm"))*.