Perhaps you should try some spelling variations:
"coder coder and clustering protocol" » "coder coder and curing protocol" (Expand search), "coder coder and luting protocol" (Expand search), "coder coder data clustering protocol" (Expand search), "coder coder _ clustering protocol" (Expand search), "coder decoder and clustering protocol" (Expand search), "code code and clustering protocol" (Expand search), "decoder codec and clustering protocol" (Expand search), "coder code and clustering protocol" (Expand search), "coder codes and clustering protocol" (Expand search), "coder poder and clustering protocol" (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 and clustering protocol") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder and clustering protocol\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder and clustering protocol ) OR ( api python python python programming ))*.