Perhaps you should try some spelling variations:
"coder coder complexity detection problem" » "coder coder complexity reduction problem" (Expand search), "coder coder community detection problem" (Expand search), "coder coder complexity education problem" (Expand search), "coder coder complexity selection problem" (Expand search), "coder coder complexity detection program" (Expand search), "coder coder complexity demarcation problem" (Expand search), "coder code complexity detection problem" (Expand search), "coder model complexity detection problem" (Expand search), "coder lower complexity detection problem" (Expand search), "coder decoder complexity detection problem" (Expand search), "code code complexity detection problem" (Expand search), "decoder codec complexity detection 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)

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 complexity detection problem") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder complexity detection problem\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder complexity detection problem ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder complexity detection problem") OR ("api python python python programming"))*.