Perhaps you should try some spelling variations:
"coder coder the triangular problem" » "coder coder the singular problem" (Expand search), "coder coder the triangle problem" (Expand search), "coder coder the triangulation problem" (Expand search), "coder coder the triangulo problem" (Expand search), "coder coder the angular problem" (Expand search), "coder coder _ triangular problem" (Expand search), "coder decoder the triangular problem" (Expand search), "code code the triangular problem" (Expand search), "decoder codec the triangular problem" (Expand search), "coder code the triangular problem" (Expand search), "coder cover the triangular problem" (Expand search), "coder poder the triangular problem" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search), "rpa python 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 coder the triangular problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder the triangular problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder the triangular problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder the triangular problem") OR ("api python python python programming"))*.