Perhaps you should try some spelling variations:
"coder coder is teaching program" » "coder coder is teaching proposal" (Expand search), "coder coder is teaching process" (Expand search), "coder decoder is teaching program" (Expand search), "code code is teaching program" (Expand search), "decoder codec is teaching program" (Expand search), "coder coder his teaching program" (Expand search), "coder coder this teaching program" (Expand search), "coder coder icts teaching program" (Expand search), "coder code is teaching program" (Expand search)
"on python python python programming" » "on pythons python python programming" (Expand search), "on piton python python programming" (Expand search), "on pitons python python programming" (Expand search), "in python pythin python programming" (Expand search), "of python pythof python programming" (Expand search), "_ python pyth_ 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 is teaching program") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder is teaching program\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder is teaching program ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder is teaching program") OR ("on python python python programming"))*.