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