Perhaps you should try some spelling variations:
"effects mining algorithm" » "effects finding algorithm" (Expand Search), "effects making algorithm" (Expand Search), "effects training algorithms" (Expand Search), "effects arising algorithm" (Expand Search), "effects using algorithm" (Expand Search), "effects main algorithm" (Expand Search)
"elements under algorithm" » "elements new algorithm" (Expand Search), "elements tide algorithm" (Expand Search), "elements kepler algorithm" (Expand Search), "elements tended algorithm" (Expand Search), "sediments under algorithm" (Expand Search), "elements over algorithm" (Expand Search)
"element forest algorithm" » "element ore 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 forest algorithm") OR ("elements under algorithm"))) OR ("effects mining algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"element forest algorithm\") OR (\"elements under algorithm\"))) OR (\"effects mining algorithm\"))".
• Removing quotes may allow a broader search: (((( element forest algorithm ) OR ( elements under algorithm ))) OR ( effects mining algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("element forest algorithm") OR ("elements under algorithm"))) OR ("effects mining algorithm"))*.