Perhaps you should try some spelling variations:
"element sorting algorithms" » "element routing algorithm" (Expand Search), "element learning algorithms" (Expand Search), "element strain algorithms" (Expand Search), "element bonding algorithms" (Expand Search), "element modeling algorithms" (Expand Search)
"element tree algorithms" » "element three algorithms" (Expand Search), "element art algorithms" (Expand Search), "element two algorithms" (Expand Search), "element ree algorithms" (Expand Search), "element te algorithms" (Expand Search), "element ore algorithms" (Expand Search)
"element five algorithms" » "element four algorithms" (Expand Search), "element forest algorithms" (Expand Search), "element based algorithms" (Expand Search), "element fbe algorithms" (Expand Search), "element citre algorithms" (Expand Search), "element te 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 sorting algorithms") OR ((("element tree algorithms") OR ("element five algorithms"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"element sorting algorithms\") OR (((\"element tree algorithms\") OR (\"element five algorithms\"))))".
• Removing quotes may allow a broader search: (( element sorting algorithms ) OR ((( element tree algorithms ) OR ( element five algorithms )))).
• Adding a wildcard symbol may retrieve word variants: (("element sorting algorithms") OR ((("element tree algorithms") OR ("element five algorithms"))))*.