Perhaps you should try some spelling variations:
"coder authentication coding teaching proposal" » "coder authentication using teaching proposal" (Expand search), "coder authentication code teaching proposal" (Expand search), "coder authentication strings teaching proposal" (Expand search), "coffee authentication coding teaching proposal" (Expand search), "user authentication coding teaching proposal" (Expand search), "honey authentication coding teaching proposal" (Expand search), "coder authentication coding teaching process" (Expand search), "coder authentication cloning teaching proposal" (Expand search), "coder authentication doing teaching proposal" (Expand search), "coder authentication modeling teaching proposal" (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 authentication coding teaching proposal") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder authentication coding teaching proposal\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder authentication coding teaching proposal ) OR ( api python python python programming ))*.