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 and addition coding program" » "coder and addiction coping program" (Expand search), "coder and action coding program" (Expand search), "coder and addition during program" (Expand search), "coder and addition cloning program" (Expand search), "coder and addition loading program" (Expand search), "coder and addition cooling programs" (Expand search), "code and addition coding program" (Expand search), "codes and addition coding program" (Expand search), "poder and addition coding program" (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 and addition coding program") OR ("response optimization python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder and addition coding program\") OR (\"response optimization python python programming\"))*".
• Removing quotes may allow a broader search: (( coder and addition coding program ) OR ( response optimization python python programming ))*.