Perhaps you should try some spelling variations:
"shape optimization by precoder program" » "the optimization by precoder program" (Expand search), "shape optimization by proder program" (Expand search), "shape optimization by recovery program" (Expand search), "shape optimization by precoce programa" (Expand search), "shape optimization _ precoder program" (Expand search), "shape optimization and precoder program" (Expand search), "shape optimization based precoder program" (Expand search), "shape optimization to precoder program" (Expand search), "shape optimization by precocene program" (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: (("shape optimization by precoder program") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"shape optimization by precoder program\") OR (\"using coding python python programming\"))*".
• Removing quotes may allow a broader search: (( shape optimization by precoder program ) OR ( using coding python python programming ))*.