Perhaps you should try some spelling variations:
"elements mining algorithm" » "elements cosine algorithm" (Expand Search)
"level coding algorithm" » "level cosine algorithm" (Expand Search), "level colony algorithm" (Expand Search), "level scheduling algorithm" (Expand Search)
"element update algorithm" » "element updated 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: (((("elements mining algorithm") OR ("element update algorithm"))) OR ("level coding algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"elements mining algorithm\") OR (\"element update algorithm\"))) OR (\"level coding algorithm\"))*".
• Removing quotes may allow a broader search: (((( elements mining algorithm ) OR ( element update algorithm ))) OR ( level coding algorithm ))*.