Perhaps you should try some spelling variations:
"coder coder internal optimization problem" » "coder coder interval optimization problem" (Expand search), "coder coder external optimization problem" (Expand search), "coder coder interface optimization problem" (Expand search), "coder coder internal optimization problems" (Expand search), "coder under internal optimization problem" (Expand search), "coder over internal optimization problem" (Expand search), "coder mode internal optimization problem" (Expand search), "coder decoder internal optimization problem" (Expand search), "code code internal optimization problem" (Expand search), "decoder codec internal optimization 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 internal optimization problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder internal optimization problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder internal optimization problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder internal optimization problem") OR ("api python python python programming"))*.