Perhaps you should try some spelling variations:
"element sampling algorithm" » "element scheduling algorithm" (Expand Search), "elements sampling algorithm" (Expand Search)
"element forest algorithm" » "element firefly algorithm" (Expand Search), "elements forest algorithm" (Expand Search)
"element rl algorithms" » "element _ algorithms" (Expand Search), "element rd algorithm" (Expand Search), "elements rl algorithms" (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: (((("element forest algorithm") OR ("element sampling algorithm"))) OR ("element rl algorithms"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"element forest algorithm\") OR (\"element sampling algorithm\"))) OR (\"element rl algorithms\"))".
• Removing quotes may allow a broader search: (((( element forest algorithm ) OR ( element sampling algorithm ))) OR ( element rl algorithms )).
• Adding a wildcard symbol may retrieve word variants: (((("element forest algorithm") OR ("element sampling algorithm"))) OR ("element rl algorithms"))*.