Perhaps you should try some spelling variations:
"coder decoder viewer packing problem" » "encoder decoder viewer packing problem" (Expand search), "coder decoder viewed packing problem" (Expand search), "coder decoder viewer lacking problem" (Expand search), "coder decoder viewer packaging 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 viewer packing problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder decoder viewer packing problem\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder decoder viewer packing problem ) OR ( api python python python programming ))*.