Perhaps you should try some spelling variations:
"coder coder concepts c programming" » "coder modern concepts c programming" (Expand search), "coder core concepts c programming" (Expand search), "coder code concept c programming" (Expand search), "coder coder concepts _ programming" (Expand search), "coder coder concepts cone programming" (Expand search), "coder coder concepts and programming" (Expand search), "coder decoder concepts c programming" (Expand search), "code code concepts c programming" (Expand search), "decoder codec concepts c programming" (Expand search), "coder coder concepts 1 programming" (Expand search), "coder coder concepts boc 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 coder concepts c programming") OR ("in python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder concepts c programming\") OR (\"in python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder concepts c programming ) OR ( in python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder concepts c programming") OR ("in python python python programming"))*.