Perhaps you should try some spelling variations:
"laser processing algorithm" » "laser modeling algorithm" (Expand Search), "laser routing algorithm" (Expand Search), "laser tracking algorithm" (Expand Search), "waste processing algorithm" (Expand Search), "after processing algorithm" (Expand Search), "image processing algorithm" (Expand Search)
"element sampling algorithm" » "element making algorithm" (Expand Search), "element modeling algorithm" (Expand Search), "element mining algorithm" (Expand Search), "sediment sampling algorithm" (Expand Search), "client sampling algorithm" (Expand Search), "element mapping algorithm" (Expand Search)
"elements wt algorithm" » "elements _ algorithm" (Expand Search), "elements ii algorithm" (Expand Search), "elements rf algorithm" (Expand Search), "elements b algorithm" (Expand Search), "elements fe algorithm" (Expand Search)

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