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