Perhaps you should try some spelling variations:
"coder python language complexity program" » "coder python language complex program" (Expand search), "coder python language complexity from" (Expand search), "coder python language complexity priors" (Expand search), "coder python linguagem complexity program" (Expand search), "codigo python language complexity program" (Expand search), "compra python language complexity 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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder python language complexity program\") OR (\"using in python python programming\"))~".
• Removing quotes may allow a broader search: (( coder python language complexity program ) OR ( using in python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder python language complexity program") OR ("using in python python programming"))*.