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