Perhaps you should try some spelling variations:
"codigo javascript using selection program" » "codigo javascript using collection program" (Expand search), "codigo javascript using selection problem" (Expand search), "codigo javascript using prevention program" (Expand search), "codigo javascript using reaction program" (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: "((\"codigo javascript using selection program\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( codigo javascript using selection program ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("codigo javascript using selection program") OR ("using coding python python programming"))*.