Perhaps you should try some spelling variations:
"code complexity from precoder program" » "code complexity from proder program" (Expand search), "code complexity from recovery program" (Expand search), "code complexity from precoce programa" (Expand search), "case complexity from precoder program" (Expand search), "care complexity from precoder program" (Expand search), "the complexity from precoder program" (Expand search), "code complexity to precoder program" (Expand search), "code complexity from proper 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: (("code complexity from precoder program") OR ("using using python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"code complexity from precoder program\") OR (\"using using python python programming\"))".
• Removing quotes may allow a broader search: (( code complexity from precoder program ) OR ( using using python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("code complexity from precoder program") OR ("using using python python programming"))*.