Perhaps you should try some spelling variations:
"testing functions coding by programming" » "testing functional coding by programming" (Expand search), "iterating functions coding by programming" (Expand search), "teaching functions coding by programming" (Expand search), "testing functions according by programming" (Expand search), "testing functions modeling by programming" (Expand search), "testing function crowding by programming" (Expand search), "testing functions coding by reprogramming" (Expand search), "testing functions coding _ programming" (Expand search), "testing functions coding c programming" (Expand search), "testing functions loading by programming" (Expand search), "testing functions coding of 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("testing functions coding by programming") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"testing functions coding by programming\") OR (\"using coding python python programming\"))*".
• Removing quotes may allow a broader search: (( testing functions coding by programming ) OR ( using coding python python programming ))*.