Perhaps you should try some spelling variations:
"coder coder teachin logic programming" » "coder poder teaching logic programming" (Expand search), "coder code teaching logic programming" (Expand search), "coder model teaching logic programming" (Expand search), "coder coder teaching logic programming" (Expand search), "coder coder teaching magic programming" (Expand search), "coder coder teachin basic programming" (Expand search), "coder decoder teachin logic programming" (Expand search), "code code teachin logic programming" (Expand search), "decoder codec teachin logic 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 teachin logic programming") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder teachin logic programming\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder teachin logic programming ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder teachin logic programming") OR ("on python python python programming"))*.