Perhaps you should try some spelling variations:
"query modeling algorithm" » "query scheduling algorithm" (Expand Search)
"element method algorithm" » "element mould algorithm" (Expand Search), "elements method algorithm" (Expand Search)
"element art algorithms" » "element _ algorithms" (Expand Search), "element rd algorithm" (Expand Search), "elements art algorithms" (Expand Search)

Try widening your search to All Fields.

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