Perhaps you should try some spelling variations:
"data processing algorithm" » "data processing algorithms" (Expand Search)
"element method algorithm" » "element mould algorithm" (Expand Search), "elements method algorithm" (Expand Search)
"post making algorithm" » "post cosine algorithm" (Expand Search), "most making algorithm" (Expand Search), "cost making algorithm" (Expand Search)

Try widening your search to All Fields.

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