Perhaps you should try some spelling variations:
"cell routing algorithm" » "cell modeling algorithm" (Expand Search), "cell finding algorithm" (Expand Search), "cell making algorithm" (Expand Search), "call routing algorithm" (Expand Search), "cell counting algorithm" (Expand Search), "cell sorting algorithm" (Expand Search)
"elements method algorithm" » "elements network algorithm" (Expand Search), "elements means algorithm" (Expand Search), "elements mean algorithm" (Expand Search), "element method algorithm" (Expand Search)
"neural coding algorithm" » "neural cosine algorithm" (Expand Search), "neural modeling algorithm" (Expand Search), "neural finding algorithm" (Expand Search)

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