Perhaps you should try some spelling variations:
"coder coder control protocol problem" » "coder coder control protocols problems" (Expand search), "coder coder control protocol program" (Expand search), "coder coder control protocol proposed" (Expand search), "coder poder control protocol problem" (Expand search), "coder encoder control protocol problem" (Expand search), "coder poder controle protocol problem" (Expand search), "coder decoder control protocol problem" (Expand search), "code code control protocol problem" (Expand search), "decoder codec control protocol 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 control protocol problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder control protocol problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder control protocol problem ) OR ( api python python python programming ))*.