Perhaps you should try some spelling variations:
"based computational using declarative programming" » "based computational using reactive programming" (Expand search), "and computational using declarative programming" (Expand search), "by computational using declarative programming" (Expand search), "based computation using declarative programming" (Expand search), "based computations using declarative programming" (Expand search), "based computacional usinas declarative programming" (Expand search), "based computational mining declarative programming" (Expand search), "based computational in declarative programming" (Expand search), "based computational engine declarative programming" (Expand search)
"using tool python python programming" » "using tool pythons python programming" (Expand search), "using tool piton python programming" (Expand search), "using tool pitons python programming" (Expand search), "using tools python python programming" (Expand search), "using total python python programming" (Expand search), "using tonal 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: (("based computational using declarative programming") OR ("using tool python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"based computational using declarative programming\") OR (\"using tool python python programming\"))".
• Removing quotes may allow a broader search: (( based computational using declarative programming ) OR ( using tool python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("based computational using declarative programming") OR ("using tool python python programming"))*.