Perhaps you should try some spelling variations:
"coder coder string teaching proposal" » "coder coder string teaching process" (Expand search), "coder coder during teaching proposal" (Expand search), "coder coder tutoring teaching proposal" (Expand search), "coder coder nursing teaching proposal" (Expand search), "coder cordel string teaching proposal" (Expand search), "coder closed string teaching proposal" (Expand search), "coder modelo string teaching proposal" (Expand search), "coder decoder string teaching proposal" (Expand search), "code code string teaching proposal" (Expand search), "decoder codec string 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 string teaching proposal") OR ("and python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder string teaching proposal\") OR (\"and python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder string teaching proposal ) OR ( and python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder string teaching proposal") OR ("and python python python programming"))*.