Perhaps you should try some spelling variations:
"api python python arduino programming" » "api python python arduino programmable" (Expand search), "api python python radio programming" (Expand search), "api python python learning programming" (Expand search), "api pythons python arduino programming" (Expand search), "api piton python arduino programming" (Expand search), "api pitons python arduino programming" (Expand search)
"coder coding java functional programming" » "coder coding java functions programming" (Expand search), "coder coding magna functional programming" (Expand search), "coder coding via functional programming" (Expand search), "modern coding java functional programming" (Expand search), "color coding java functional programming" (Expand search), "odor coding java functional programming" (Expand search), "coder codigo java functional programming" (Expand search), "coder coding av1 functional programming" (Expand search), "coder coding data functional 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 coding java functional programming") OR ("api python python arduino programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding java functional programming\") OR (\"api python python arduino programming\"))".
• Removing quotes may allow a broader search: (( coder coding java functional programming ) OR ( api python python arduino programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding java functional programming") OR ("api python python arduino programming"))*.