Perhaps you should try some spelling variations:
"and computational using set programming" » "and computation using set programming" (Expand search), "and computations using set programming" (Expand search), "and computacional usinas set programming" (Expand search), "_ computational using set programming" (Expand search), "and computational using based programming" (Expand search), "and computational using agent programming" (Expand search), "and computational using _ programming" (Expand search), "and computational using self programming" (Expand search), "and computational using semi programming" (Expand search), "and computational using s programming" (Expand search)
"using python python python programming" » "using pythons python python programming" (Expand search), "using piton python python programming" (Expand search), "using pitons python python programming" (Expand search), "usando python python python programming" (Expand search), "in python python python programming" (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: (("and computational using set programming") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"and computational using set programming\") OR (\"using python python python programming\"))*".
• Removing quotes may allow a broader search: (( and computational using set programming ) OR ( using python python python programming ))*.