Perhaps you should try some spelling variations:
"elements sampling algorithm" » "elements mining algorithm" (Expand Search), "sediment sampling algorithm" (Expand Search), "element mapping algorithm" (Expand Search), "client sampling algorithm" (Expand Search)
"element inew algorithm" » "element new algorithm" (Expand Search), "element nine algorithms" (Expand Search), "element ii algorithm" (Expand Search), "element linked algorithm" (Expand Search), "elements ices algorithm" (Expand Search), "element te algorithm" (Expand Search)
"element em algorithm" » "element new algorithm" (Expand Search), "element _ algorithm" (Expand Search), "element _ algorithms" (Expand Search), "element ree algorithm" (Expand Search), "element te algorithm" (Expand Search)

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