Perhaps you should try some spelling variations:
"coder complexity worked example program" » "coder complexity informed example program" (Expand search), "coder complexity correct example program" (Expand search), "coder complexity based example program" (Expand search), "code complexity worked example program" (Expand search), "model complexity worked example program" (Expand search), "lower complexity worked example 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder complexity worked example program") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder complexity worked example program\") OR (\"using coding python python programming\"))".
• Removing quotes may allow a broader search: (( coder complexity worked example program ) OR ( using coding python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder complexity worked example program") OR ("using coding python python programming"))*.