Perhaps you should try some spelling variations:
"coder coding arduino balancing problem" » "coder coding arduino planning problem" (Expand search), "coder cutting arduino balancing problem" (Expand search), "coder using arduino balancing problem" (Expand search), "coder con arduino balancing problem" (Expand search), "modern coding arduino balancing problem" (Expand search), "color coding arduino balancing problem" (Expand search), "odor coding arduino balancing problem" (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 coding arduino balancing problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding arduino balancing problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding arduino balancing problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding arduino balancing problem") OR ("api python python python programming"))*.