Perhaps you should try some spelling variations:
"coder function using triangular problem" » "coder function using singular problem" (Expand search), "coder function using triangle problem" (Expand search), "coder function using triangulation problem" (Expand search), "coder function ising triangular problem" (Expand search), "coder function in triangular problem" (Expand search), "modern function using triangular problem" (Expand search), "power function using triangular problem" (Expand search), "over function using triangular problem" (Expand search), "coder function during triangular problem" (Expand search), "coder reaction using triangular problem" (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: (("coder function using triangular problem") OR ("using in python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder function using triangular problem\") OR (\"using in python python programming\"))".
• Removing quotes may allow a broader search: (( coder function using triangular problem ) OR ( using in python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder function using triangular problem") OR ("using in python python programming"))*.