Perhaps you should try some spelling variations:
"fluent tracking algorithm" » "fluent tracking algorithms" (Expand Search), "fluent training algorithms" (Expand Search), "fluent making algorithm" (Expand Search), "effluent tracking algorithm" (Expand Search)
"movement data algorithm" » "movement data algorithms" (Expand Search), "movement update algorithm" (Expand Search), "movement atlas algorithm" (Expand Search)
"elements rf algorithm" » "elements _ algorithm" (Expand Search), "elements ii algorithm" (Expand Search), "elements art algorithms" (Expand Search), "elements ree algorithm" (Expand Search), "elements res algorithm" (Expand Search)

Try widening your search to All Fields.

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