Perhaps you should try some spelling variations:
"coder coder efficiently computer program" » "coder coder efficiently compute program" (Expand search), "coder coder efficiency computer program" (Expand search), "coder coder efficient consumer program" (Expand search), "coder more efficiently computer program" (Expand search), "coder cases efficiently computer program" (Expand search), "coder codec efficiency computer program" (Expand search), "coder decoder efficiently computer program" (Expand search), "code code efficiently computer program" (Expand search), "decoder codec efficiently computer program" (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 efficiently computer program") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder efficiently computer program\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder efficiently computer program ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder efficiently computer program") OR ("on python python python programming"))*.