Perhaps you should try some spelling variations:
"element software algorithm" » "element swarm algorithm" (Expand Search), "elements software algorithm" (Expand Search)
"element forest algorithm" » "element firefly algorithm" (Expand Search), "elements forest algorithm" (Expand Search)
"element novel algorithm" » "elements novel algorithm" (Expand Search)

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("element novel algorithm") OR ("element software algorithm"))) OR ("element forest algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"element novel algorithm\") OR (\"element software algorithm\"))) OR (\"element forest algorithm\"))".
• Removing quotes may allow a broader search: (((( element novel algorithm ) OR ( element software algorithm ))) OR ( element forest algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("element novel algorithm") OR ("element software algorithm"))) OR ("element forest algorithm"))*.