Perhaps you should try some spelling variations:
"coder identification efficient coding program" » "coder identification efficiency coding program" (Expand search), "coder identification efficiencies coding program" (Expand search), "coder identification effect coding program" (Expand search), "model identification efficient coding program" (Expand search), "node identification efficient coding program" (Expand search), "order identification efficient coding program" (Expand search), "coder identification efficient cloning program" (Expand search), "coder identification efficient loading program" (Expand search), "coder identification efficient cooling programs" (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 identification efficient coding program") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder identification efficient coding program\") OR (\"on python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder identification efficient coding program ) OR ( on python python python programming ))*.