Perhaps you should try some spelling variations:
"teaching function within precoder program" » "teaching functions within precoder program" (Expand search), "teaching fractions within precoder program" (Expand search), "teaching action within precoder program" (Expand search), "teaching function within proder program" (Expand search), "teaching function within recovery program" (Expand search), "teaching function within precoce programa" (Expand search), "teaching function with precoder program" (Expand search), "teaching functions with precoder program" (Expand search), "teaching education within precoder program" (Expand search)
"using in python python programming" » "using in pythons python programming" (Expand search), "using in piton python programming" (Expand search), "using in pitons python programming" (Expand search), "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: (("teaching function within precoder program") OR ("using in python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"teaching function within precoder program\") OR (\"using in python python programming\"))*".
• Removing quotes may allow a broader search: (( teaching function within precoder program ) OR ( using in python python programming ))*.