Perhaps you should try some spelling variations:
"coder coder while walking problem" » "coder coder while walking problems" (Expand search), "coder coder while packing problem" (Expand search), "coder coder while halting problem" (Expand search), "coder coder the walking problem" (Expand search), "coder decoder while walking problem" (Expand search), "code code while walking problem" (Expand search), "decoder codec while walking problem" (Expand search), "coder power while walking problem" (Expand search), "coder gender while walking 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 coder while walking problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder while walking problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder while walking problem ) OR ( api python python python programming ))*.