Perhaps you should try some spelling variations:
"and optimization python python programming" » "and optimization method python programming" (Expand search), "and optimization option python programming" (Expand search), "and optimization methods python programming" (Expand search), "and optimization pythons python programming" (Expand search), "and optimization piton python programming" (Expand search), "and optimization pitons python programming" (Expand search)
"coder pollution data avoiding program" » "coder pollution data evolving program" (Expand search), "coder pollution data loading program" (Expand search), "coder pollution data attending program" (Expand search), "copper pollution data avoiding program" (Expand search), "coder solution data avoiding program" (Expand search), "bodies pollution data avoiding program" (Expand search), "coder pollution at avoiding program" (Expand search), "coder pollution and avoiding program" (Expand search), "coder pollution an avoiding program" (Expand search), "coder pollution data according program" (Expand search), "coder pollution data coding program" (Expand search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder pollution data avoiding program\") OR (\"and optimization python python programming\"))~".
• Removing quotes may allow a broader search: (( coder pollution data avoiding program ) OR ( and optimization python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder pollution data avoiding program") OR ("and optimization python python programming"))*.