Perhaps you should try some spelling variations:
"element sampling algorithm" » "element mining algorithm" (Expand Search), "sediment sampling algorithm" (Expand Search), "element mapping algorithm" (Expand Search), "client sampling algorithm" (Expand Search)
"elements tree algorithms" » "elements three algorithms" (Expand Search), "elements other algorithms" (Expand Search), "elements art algorithms" (Expand Search), "elements ree algorithms" (Expand Search), "element ree algorithms" (Expand Search), "elements res algorithms" (Expand Search)
"elements em algorithm" » "elements new algorithm" (Expand Search), "elements _ algorithm" (Expand Search), "elements _ algorithms" (Expand Search), "elements ree algorithm" (Expand Search), "elements ppm algorithm" (Expand Search), "elements res algorithm" (Expand Search)

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

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