Perhaps you should try some spelling variations:
"coder using arduino programming problems" » "coder using arduino programmable problems" (Expand search), "coder using radio programming problems" (Expand search), "coder using learning programming problems" (Expand search), "coders using arduino programming problems" (Expand search), "cover using arduino programming problems" (Expand search), "code using arduino programming problems" (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 using arduino programming problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder using arduino programming problems\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder using arduino programming problems ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder using arduino programming problems") OR ("api python python python programming"))*.