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