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 solution in linear program" » "code solution in linear program" (Expand search), "powder solution in linear program" (Expand search), "copper solution in linear program" (Expand search), "coder solution in linear programmin" (Expand search), "coder solution in linear programming" (Expand search), "coder solutions in linear program" (Expand search), "coder solution and linear program" (Expand search), "coder solution _ linear program" (Expand search), "coder solution non linear program" (Expand search), "coder solution in line 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 solution in linear program") OR ("and optimization python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder solution in linear program\") OR (\"and optimization python python programming\"))".
• Removing quotes may allow a broader search: (( coder solution in linear program ) OR ( and optimization python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder solution in linear program") OR ("and optimization python python programming"))*.