Perhaps you should try some spelling variations:
"coder implementation model on programming" » "code implementation model on programming" (Expand search), "decoder implementation model on programming" (Expand search), "model implementation model on programming" (Expand search), "coder implementation of on programming" (Expand search), "coder implementation and on programming" (Expand search), "coder implementation on on programming" (Expand search), "coder implementation model in programming" (Expand search), "coder implementation model cone programming" (Expand search), "coder implementation model and programming" (Expand search), "coder implementation model of programming" (Expand search), "coder implementation model _ programming" (Expand search)
"python coding _ python programming" » "python coding _ pythin programming" (Expand search), "python coding _ pythcone programming" (Expand search), "python coding _ pythand programming" (Expand search), "action coding _ python programming" (Expand search), "python code _ 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 model on programming") OR ("python coding _ python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder implementation model on programming\") OR (\"python coding _ python programming\"))".
• Removing quotes may allow a broader search: (( coder implementation model on programming ) OR ( python coding _ python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder implementation model on programming") OR ("python coding _ python programming"))*.