Perhaps you should try some spelling variations:
"in python python python programming" » "in pythons python python programming" (Expand search), "in piton python python programming" (Expand search), "in pitons python python programming" (Expand search), "_ python python python programming" (Expand search)
"coder coder model based program" » "coder decoder model based program" (Expand search), "code code model based program" (Expand search), "decoder codec model based program" (Expand search), "coder cover model based program" (Expand search), "coder copper model based program" (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 model based program") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder model based program\") OR (\"in python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder model based program ) OR ( in python python python programming ))*.