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