Perhaps you should try some spelling variations:
"coder coder microcontrolador _ programming" » "coder laser microcontrolador _ programming" (Expand search), "coder solar microcontrolado _ programming" (Expand search), "coder carga microcontrolador _ programming" (Expand search), "coder decoder microcontrolador _ programming" (Expand search), "code code microcontrolador _ programming" (Expand search), "decoder codec microcontrolador _ programming" (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)

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 microcontrolador _ programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder microcontrolador _ programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder microcontrolador _ programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder microcontrolador _ programming") OR ("api python python python programming"))*.