Perhaps you should try some spelling variations:
"coder coder noncoding packing problems" » "coder coder noncoding packing problem" (Expand search), "coder coder noncoding solving problems" (Expand search), "coder coder noncoding routing problems" (Expand search), "coder decoder noncoding packing problems" (Expand search), "code code noncoding packing problems" (Expand search), "decoder codec noncoding packing problems" (Expand search), "coder coder encoding packing problems" (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 noncoding packing problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder noncoding packing problems\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder noncoding packing problems ) OR ( api python python python programming ))*.