Perhaps you should try some spelling variations:
"coder coder basic sample problem" » "coder coder basic complex problem" (Expand search), "coder coder basic same problems" (Expand search), "coder coder based sample problem" (Expand search), "coder coder based samples problem" (Expand search), "coder coder based sampled problem" (Expand search), "coder decoder basic sample problem" (Expand search), "code code basic sample problem" (Expand search), "decoder codec basic sample problem" (Expand search), "coder model basic sample problem" (Expand search), "coder under basic 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)

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 basic sample problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder basic sample problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder basic sample problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder basic sample problem") OR ("api python python python programming"))*.