Perhaps you should try some spelling variations:
"developing and in declarative programming" » "developing and in reactive programming" (Expand search), "developing an in declarative programming" (Expand search), "developing _ in declarative programming" (Expand search), "developing and on declarative programming" (Expand search), "developing and and declarative programming" (Expand search), "developing and of declarative programming" (Expand search)
"using coding python python programming" » "using codigo python python programming" (Expand search), "using codigos python python programming" (Expand search), "using using python python programming" (Expand search), "using coding pythons python programming" (Expand search), "using coding piton python programming" (Expand search), "using coding pitons python programming" (Expand search), "using coping python python programming" (Expand search), "using coating python python programming" (Expand search), "using cooking python python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"developing and in declarative programming\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( developing and in declarative programming ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("developing and in declarative programming") OR ("using coding python python programming"))*.