Perhaps you should try some spelling variations:
"coder coder _ arrays problem" » "coder coder _ array problem" (Expand search), "coder coder _ rays problem" (Expand search), "coder coder _ leray's problem" (Expand search), "coder decoder _ arrays problem" (Expand search), "code code _ arrays problem" (Expand search), "decoder codec _ arrays 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 _ arrays problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder _ arrays problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder _ arrays problem ) OR ( api python python python programming ))*.