Perhaps you should try some spelling variations:
"coder coder decoder teaching proposal" » "coder coder decoder teaching process" (Expand search), "coder coder recorder teaching proposal" (Expand search), "coder coder gender teaching proposal" (Expand search), "coder coder code teaching proposal" (Expand search), "coder encoder decoder teaching proposal" (Expand search), "code code decoder teaching proposal" (Expand search), "decoder codec decoder teaching proposal" (Expand search), "codesc poder decoder teaching proposal" (Expand search)
"via python python python programming" » "via pythons python python programming" (Expand search), "via piton python python programming" (Expand search), "via pitons python python programming" (Expand search), "in 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 decoder teaching proposal") OR ("via python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder decoder teaching proposal\") OR (\"via python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder decoder teaching proposal ) OR ( via python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder decoder teaching proposal") OR ("via python python python programming"))*.