Perhaps you should try some spelling variations:
"coder coder berg sample problem" » "coder coder berg complex problem" (Expand search), "coder coder berg scale problem" (Expand search), "coder decoder berg sample problem" (Expand search), "code code berg sample problem" (Expand search), "decoder codec berg sample problem" (Expand search), "coder coder before sample 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 berg sample problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder berg sample problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder berg sample problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder berg sample problem") OR ("api python python python programming"))*.