Perhaps you should try some spelling variations:
"response optimization python python programming" » "engine optimization python python programming" (Expand search), "route optimization python python programming" (Expand search), "response optimization method python programming" (Expand search), "response optimization option python programming" (Expand search), "response optimization methods python programming" (Expand search), "response optimization pythons python programming" (Expand search), "response optimization piton python programming" (Expand search), "response optimization pitons python programming" (Expand search)
"coder solution erasure coding program" » "coder solution literature coding program" (Expand search), "coder solutions measured coding program" (Expand search), "coder solutions exposure coding program" (Expand search), "code solution erasure coding program" (Expand search), "copper solution erasure coding program" (Expand search), "powder solution erasure coding program" (Expand search), "coder solution erasure cloning program" (Expand search), "coder solution erasure loading program" (Expand search), "coder solution erasure cooling programs" (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 solution erasure coding program") OR ("response optimization python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder solution erasure coding program\") OR (\"response optimization python python programming\"))*".
• Removing quotes may allow a broader search: (( coder solution erasure coding program ) OR ( response optimization python python programming ))*.