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