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 codigo python python programming" » "python coding python python programming" (Expand search), "python code python python programming" (Expand search), "python codigo pythons python programming" (Expand search), "python codigo piton python programming" (Expand search), "python codigo 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 codigo python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"code in arduino robotica programming\") OR (\"python codigo python python programming\"))".
• Removing quotes may allow a broader search: (( code in arduino robotica programming ) OR ( python codigo python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("code in arduino robotica programming") OR ("python codigo python python programming"))*.