Perhaps you should try some spelling variations:
"model in python arduino programming" » "model in python arduino programmable" (Expand search), "model in python radio programming" (Expand search), "model in python learning programming" (Expand search), "model _ python arduino programming" (Expand search)
"python code python python programming" » "python code pythons python programming" (Expand search), "python code piton python programming" (Expand search), "python code pitons python programming" (Expand search), "python codigo python python programming" (Expand search), "python pacote 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: (("model in python arduino programming") OR ("python code python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"model in python arduino programming\") OR (\"python code python python programming\"))*".
• Removing quotes may allow a broader search: (( model in python arduino programming ) OR ( python code python python programming ))*.