Perhaps you should try some spelling variations:
"coder decoder teachin logic programming" » "coder recorder teaching logic programming" (Expand search), "encoder decoder teachin logic programming" (Expand search), "coder decoder teaching logic programming" (Expand search), "coder decoder teaching magic programming" (Expand search), "coder decoder teachin basic programming" (Expand search)
"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)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder decoder teachin logic programming") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder decoder teachin logic programming\") OR (\"in python python python programming\"))".
• Removing quotes may allow a broader search: (( coder decoder teachin logic programming ) OR ( in python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder decoder teachin logic programming") OR ("in python python python programming"))*.