Perhaps you should try some spelling variations:
"and formulations using objective programming" » "and formulations and objective programming" (Expand search), "and formulation using objective programming" (Expand search), "based formulations using objective programming" (Expand search), "and formulations using subjective programming" (Expand search), "and formulations single objective programming" (Expand search), "and formulations using collective programming" (Expand search)
"using coding python python programming" » "using codigo python python programming" (Expand search), "using codigos python python programming" (Expand search), "using using python python programming" (Expand search), "using coding pythons python programming" (Expand search), "using coding piton python programming" (Expand search), "using coding pitons python programming" (Expand search), "using coping python python programming" (Expand search), "using coating python python programming" (Expand search), "using cooking python 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: (("and formulations using objective programming") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"and formulations using objective programming\") OR (\"using coding python python programming\"))*".
• Removing quotes may allow a broader search: (( and formulations using objective programming ) OR ( using coding python python programming ))*.