Perhaps you should try some spelling variations:
"waste processing algorithm" » "waste processing algorithms" (Expand Search), "image processing algorithm" (Expand Search), "text processing algorithm" (Expand Search), "melt processing algorithm" (Expand Search)
"element method algorithm" » "element mould algorithm" (Expand Search), "elements method algorithm" (Expand Search)
"data models algorithm" » "data mould algorithm" (Expand Search), "data deer 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: (("element method algorithm") OR ((("data models algorithm") OR ("waste processing algorithm"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"element method algorithm\") OR (((\"data models algorithm\") OR (\"waste processing algorithm\"))))*".
• Removing quotes may allow a broader search: (( element method algorithm ) OR ((( data models algorithm ) OR ( waste processing algorithm ))))*.