Perhaps you should try some spelling variations:
"coder coder extending lean programming" » "coder coder extending learn programming" (Expand search), "coder coder extending means programming" (Expand search), "coder coder extending goal programming" (Expand search), "coder or extending lean programming" (Expand search), "coder modules extending lean programming" (Expand search), "coder azores extending lean programming" (Expand search), "coder coder extending life programming" (Expand search), "coder decoder extending lean programming" (Expand search), "code code extending lean programming" (Expand search), "decoder codec extending lean 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 extending lean programming") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder extending lean programming\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder extending lean programming ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder extending lean programming") OR ("on python python python programming"))*.