Perhaps you should try some spelling variations:
"image modeling algorithm" » "image making algorithm" (Expand Search), "age modeling algorithm" (Expand Search), "climate modeling algorithm" (Expand Search), "case modeling algorithm" (Expand Search), "image modelin_ algorithm" (Expand Search), "image modelinb algorithm" (Expand Search), "image modelingnb algorithm" (Expand Search)
"present data algorithm" » "present data algorithms" (Expand Search), "present update algorithm" (Expand Search), "present atlas algorithm" (Expand Search), "presence data algorithm" (Expand Search), "present day algorithm" (Expand Search), "recent data algorithm" (Expand Search)
"element g algorithm" » "element _ algorithm" (Expand Search), "element b algorithm" (Expand Search), "element gnb algorithm" (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: (((("element g algorithm") OR ("present data algorithm"))) OR ("image modeling algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"element g algorithm\") OR (\"present data algorithm\"))) OR (\"image modeling algorithm\"))".
• Removing quotes may allow a broader search: (((( element g algorithm ) OR ( present data algorithm ))) OR ( image modeling algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("element g algorithm") OR ("present data algorithm"))) OR ("image modeling algorithm"))*.