Perhaps you should try some spelling variations:
"code in arduino robotica programming" » "code in arduino robotics programming" (Expand search), "code in arduino robots programming" (Expand search), "code in arduino robot programming" (Expand search), "code in ensino robotica programming" (Expand search), "code an arduino robotica programming" (Expand search), "code via arduino robotica programming" (Expand search), "code and arduino robotica programming" (Expand search)
"python coding python python programming" » "python codigo python python programming" (Expand search), "action coding python python programming" (Expand search), "python code python python programming" (Expand search), "python codigos python python programming" (Expand search), "python using python python programming" (Expand search), "python coding pythons python programming" (Expand search), "python coding piton python programming" (Expand search), "python coding pitons 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: (("code in arduino robotica programming") OR ("python coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"code in arduino robotica programming\") OR (\"python coding python python programming\"))*".
• Removing quotes may allow a broader search: (( code in arduino robotica programming ) OR ( python coding python python programming ))*.