Perhaps you should try some spelling variations:
"an implementation in precoder program" » "and implementation in precoder program" (Expand search), "_ implementation in precoder program" (Expand search), "an implementation and precoder program" (Expand search), "an implementation of precoder program" (Expand search), "an implementation in proder program" (Expand search), "an implementation in recovery program" (Expand search), "an implementation in precoce programa" (Expand search), "an implementation in premodern program" (Expand search), "an implementation to precoder program" (Expand search)
"using using python python programming" » "using using pythons python programming" (Expand search), "using using piton python programming" (Expand search), "using using pitons python programming" (Expand search), "using usando python python programming" (Expand search), "using in python python programming" (Expand search), "using fusing python python programming" (Expand search), "housing using python python programming" (Expand search), "nursing using 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: (("an implementation in precoder program") OR ("using using python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"an implementation in precoder program\") OR (\"using using python python programming\"))".
• Removing quotes may allow a broader search: (( an implementation in precoder program ) OR ( using using python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("an implementation in precoder program") OR ("using using python python programming"))*.