Perhaps you should try some spelling variations:
"coder coder matching extremal problem" » "coder mode matching extremal problem" (Expand search), "coder color matching extremal problem" (Expand search), "coder model matching extremal problem" (Expand search), "coder decoder matching extremal problem" (Expand search), "code code matching extremal problem" (Expand search), "decoder codec matching extremal problem" (Expand search), "coder coder matching extrema problem" (Expand search), "coder coder matching extremas problem" (Expand search), "coder coder matching extremely 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), "manim 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 matching extremal problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder matching extremal problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder matching extremal problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder matching extremal problem") OR ("api python python python programming"))*.