Perhaps you should try some spelling variations:
"complement location algorithm" » "complement auction algorithm" (Expand Search), "complement pollination algorithm" (Expand Search), "implement location algorithm" (Expand Search), "complementary location algorithm" (Expand Search)
"neural coding algorithm" » "neural cosine algorithm" (Expand Search), "neural colony algorithm" (Expand Search), "neural scheduling algorithm" (Expand Search)
"elements rl algorithm" » "elements rd algorithm" (Expand Search), "elements carlo algorithm" (Expand Search), "elements _ algorithms" (Expand Search), "elements _ algorithm" (Expand Search)

Try widening your search to All Fields.

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