Perhaps you should try some spelling variations:
"client sampling algorithm" » "client scheduling algorithm" (Expand Search)
"element model algorithm" » "element mould algorithm" (Expand Search), "elements model 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.

You may be able to get more results by adjusting your search query.

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