Perhaps you should try some spelling variations:
"coder decoder using nesting problem" » "coder decoder using nesting problems" (Expand search), "coder decoder using testing problem" (Expand search), "coder decoder using routing problem" (Expand search), "encoder decoder using nesting problem" (Expand search), "coder disorder using nesting problem" (Expand search), "coder decoding using nesting problem" (Expand search), "coder cover using nesting problem" (Expand search), "coder decoder using resting problem" (Expand search), "coder decoder using heating problem" (Expand search), "coder decoder using boosting 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 decoder using nesting problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder decoder using nesting problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder decoder using nesting problem ) OR ( api python python python programming ))*.