Perhaps you should try some spelling variations:
"coder coder song teaching proposal" » "coder coder song teaching process" (Expand search), "coder coder tongue teaching proposal" (Expand search), "coder coder nursing teaching proposal" (Expand search), "coder coder singing teaching proposal" (Expand search), "coder decoder song teaching proposal" (Expand search), "code code song teaching proposal" (Expand search), "decoder codec song teaching proposal" (Expand search), "coder cover song teaching proposal" (Expand search), "coder coders using teaching proposal" (Expand search)
"and python python python programming" » "and pythons python python programming" (Expand search), "and piton python python programming" (Expand search), "and pitons python python programming" (Expand search), "in python python python programming" (Expand search), "on python python python programming" (Expand search), "api 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 song teaching proposal") OR ("and python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder song teaching proposal\") OR (\"and python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder song teaching proposal ) OR ( and python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder song teaching proposal") OR ("and python python python programming"))*.