Perhaps you should try some spelling variations:
"_ computational using declarative programming" » "_ computation using declarative programming" (Expand search), "_ computations using declarative programming" (Expand search), "_ computacional usinas declarative programming" (Expand search), "_ computational mining declarative programming" (Expand search), "_ computational in declarative programming" (Expand search), "_ computational engine declarative 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: (("_ computational using declarative programming") OR ("using python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"_ computational using declarative programming\") OR (\"using python python python programming\"))*".
• Removing quotes may allow a broader search: (( _ computational using declarative programming ) OR ( using python python python programming ))*.