Perhaps you should try some spelling variations:
"client sampling algorithm" » "client mining algorithm" (Expand Search), "sediment sampling algorithm" (Expand Search)
"element mapping algorithm" » "element matching algorithm" (Expand Search), "element mining algorithm" (Expand Search), "element learning algorithm" (Expand Search), "elemental mapping algorithm" (Expand Search), "element modeling algorithm" (Expand Search)
"events over algorithm" » "events novel algorithm" (Expand Search), "events other algorithms" (Expand Search), "events new algorithm" (Expand Search), "events per algorithm" (Expand Search), "events after algorithm" (Expand Search)

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

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