Perhaps you should try some spelling variations:
"using sample testing computer programming" » "using sample testing computer program" (Expand search), "using sample testing computer programs" (Expand search), "using sample teaching computer programming" (Expand search), "using sample using computer programming" (Expand search), "using sample learning computer programming" (Expand search), "using scale testing computer programming" (Expand search), "using sample test computer programming" (Expand search), "using samples testing computer programming" (Expand search), "using simple testing computer programming" (Expand search), "using simplex testing computer 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: "((\"using sample testing computer programming\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( using sample testing computer programming ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("using sample testing computer programming") OR ("using coding python python programming"))*.