Perhaps you should try some spelling variations:
"data tracking algorithm" » "data tracking algorithms" (Expand Search), "data training algorithms" (Expand Search), "data making algorithm" (Expand Search), "path tracking algorithm" (Expand Search), "data backing algorithm" (Expand Search), "uav tracking algorithm" (Expand Search)
"elements using algorithms" » "elements pacing algorithms" (Expand Search), "elements nine algorithms" (Expand Search), "elements sorting algorithms" (Expand Search), "elements during algorithms" (Expand Search), "movements using algorithms" (Expand Search), "events using algorithms" (Expand Search)
"element data algorithm" » "element data algorithms" (Expand Search), "element update algorithm" (Expand Search), "element atlas algorithm" (Expand Search), "settlement data algorithm" (Expand Search), "relevant data algorithm" (Expand Search), "movement data algorithm" (Expand Search)

Try widening your search to All Fields.

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