Perhaps you should try some spelling variations:
"coder source coder teaching proposal" » "coder source coder teaching process" (Expand search), "coder source code teaching proposal" (Expand search), "coder source poder teaching proposal" (Expand search), "coder source model teaching proposal" (Expand search), "copper source coder teaching proposal" (Expand search), "codemi source coder teaching proposal" (Expand search), "power source coder teaching proposal" (Expand search), "coder source codes teaching proposal" (Expand search), "coder source encoder teaching proposal" (Expand search)
"in python python python programming" » "in pythons python python programming" (Expand search), "in piton python python programming" (Expand search), "in pitons python python programming" (Expand search), "_ 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 source coder teaching proposal") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder source coder teaching proposal\") OR (\"in python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder source coder teaching proposal ) OR ( in python python python programming ))*.