Perhaps you should try some spelling variations:
"coder coding reading based complexity" » "coder coding reading case complexity" (Expand search), "coder coding reading and complexity" (Expand search), "coder coding reading based complexes" (Expand search), "coder decoding reading based complexity" (Expand search), "coder reading reading based complexity" (Expand search), "coder coding decoding based complexity" (Expand search), "modern coding reading based complexity" (Expand search), "color coding reading based complexity" (Expand search), "odor coding reading based 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 reading based complexity") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding reading based complexity\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coding reading based complexity ) OR ( api python python python programming ))*.