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