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