Perhaps you should try some spelling variations:
"developing tree algorithms" » "developing stress algorithms" (Expand Search), "developing state algorithms" (Expand Search), "developing new algorithms" (Expand Search), "developing three algorithms" (Expand Search), "developing art algorithms" (Expand Search), "developing two algorithms" (Expand Search)
"data using algorithm" » "data using algorithms" (Expand Search), "data routing algorithm" (Expand Search), "data fusion algorithm" (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: (((("developing tree algorithms") OR ("element data algorithm"))) OR ("data using algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"developing tree algorithms\") OR (\"element data algorithm\"))) OR (\"data using algorithm\"))".
• Removing quotes may allow a broader search: (((( developing tree algorithms ) OR ( element data algorithm ))) OR ( data using algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("developing tree algorithms") OR ("element data algorithm"))) OR ("data using algorithm"))*.