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