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