Perhaps you should try some spelling variations:
"coder coder proposed based program" » "coder code proposed based program" (Expand search), "coder model proposed based program" (Expand search), "coder over proposed based program" (Expand search), "coder coder proposal based program" (Expand search), "coder coder proposals based program" (Expand search), "coder coder processed based program" (Expand search), "coder decoder proposed based program" (Expand search), "code code proposed based program" (Expand search), "decoder codec proposed based program" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ pitons 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 proposed based program") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder proposed based program\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder proposed based program ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder proposed based program") OR ("_ python python python programming"))*.