Perhaps you should try some spelling variations:
"coder coder _ microcontroladore arduino" » "coder coder _ microcontroladores arduino" (Expand search), "coder coder _ microcontrolador arduino" (Expand search), "coder coder _ microcontrolada arduino" (Expand search), "coder decoder _ microcontroladore arduino" (Expand search), "code code _ microcontroladore arduino" (Expand search), "decoder codec _ microcontroladore arduino" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa python 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 coder _ microcontroladore arduino") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder _ microcontroladore arduino\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder _ microcontroladore arduino ) OR ( api python python python programming ))*.