Perhaps you should try some spelling variations:
"coder coding _ complexity code" » "coder coding _ complexity model" (Expand search), "coder coding _ complexity care" (Expand search), "coder coding _ complexity costs" (Expand search), "modern coding _ complexity code" (Expand search), "color coding _ complexity code" (Expand search), "odor coding _ complexity code" (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 _ complexity code") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding _ complexity code\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding _ complexity code ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding _ complexity code") OR ("api python python python programming"))*.