Perhaps you should try some spelling variations:
"coder coding string duality complexity" » "coder coding string quality complexity" (Expand search), "coder coding string identity complexity" (Expand search), "coder coding string city complexity" (Expand search), "coder coding strong duality complexity" (Expand search), "coder coding using duality complexity" (Expand search), "coder sewing string duality complexity" (Expand search), "coder comparing string duality complexity" (Expand search), "modern coding string duality complexity" (Expand search), "color coding string duality complexity" (Expand search), "odor coding string duality complexity" (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 coding string duality complexity") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding string duality complexity\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coding string duality complexity ) OR ( api python python python programming ))*.