Perhaps you should try some spelling variations:
"coder implementation coder r programming" » "code implementation coder r programming" (Expand search), "decoder implementation coder r programming" (Expand search), "model implementation coder r programming" (Expand search), "coder implementation model r programming" (Expand search), "coder implementation under r programming" (Expand search), "coder implementation over r programming" (Expand search), "coder implementation coder _ programming" (Expand search), "coder implementation coder c programming" (Expand search), "coder implementation coder pair programming" (Expand search), "coder implementation poder r programming" (Expand search), "coder implementation coders _ programming" (Expand search)
"python using python python programming" » "python using pythons python programming" (Expand search), "python using piton python programming" (Expand search), "python using pitons python programming" (Expand search), "python coding python python programming" (Expand search), "python usando python python programming" (Expand search), "action using python python programming" (Expand search), "python in 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 implementation coder r programming") OR ("python using python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder implementation coder r programming\") OR (\"python using python python programming\"))".
• Removing quotes may allow a broader search: (( coder implementation coder r programming ) OR ( python using python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder implementation coder r programming") OR ("python using python python programming"))*.