Perhaps you should try some spelling variations:
"coder coder learning complexity problem" » "coder coder learning complex problem" (Expand search), "coder coder teaching complexity problem" (Expand search), "coder coder planning complexity problem" (Expand search), "coder coder learning completion problem" (Expand search), "coder coder learning convexity problem" (Expand search), "coder codes learning complexity problem" (Expand search), "coder modern learning complexity problem" (Expand search), "coder model learning complexity problem" (Expand search), "coder decoder learning complexity problem" (Expand search), "code code learning complexity problem" (Expand search), "decoder codec learning complexity 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 learning complexity problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder learning complexity problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder learning complexity problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder learning complexity problem") OR ("api python python python programming"))*.