Perhaps you should try some spelling variations:
"using computation from optimization problems" » "using computational from optimization problems" (Expand search), "using imputation from optimization problems" (Expand search), "using compilation from optimization problems" (Expand search), "using computation rsm optimization problems" (Expand search), "using computation storm optimization problems" (Expand search), "using computation term optimization problems" (Expand search), "using competition from optimization problems" (Expand search), "using amputation from optimization problems" (Expand search), "using complication from optimization problems" (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: (("using computation from optimization problems") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using computation from optimization problems\") OR (\"using coding python python programming\"))*".
• Removing quotes may allow a broader search: (( using computation from optimization problems ) OR ( using coding python python programming ))*.