Perhaps you should try some spelling variations:
"coder decoder batch operating problem" » "coder decoder batch operating problems" (Expand search), "coder decoder batch operations problems" (Expand search), "coder decoder batch eating problem" (Expand search), "coder decoder batch operation problem" (Expand search), "coder decoder batch operational problem" (Expand search), "coder decoder switch operating problem" (Expand search), "encoder decoder batch operating 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 decoder batch operating problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder decoder batch operating problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder decoder batch operating problem ) OR ( api python python python programming ))*.