Perhaps you should try some spelling variations:
"coder coding problems open problems" » "coder loading problems open problems" (Expand search), "coder counting problems open problems" (Expand search), "coder covering problems open problems" (Expand search), "coder coding problems on problems" (Expand search), "coder coding problems over problems" (Expand search), "coder coding problems op problems" (Expand search), "modern coding problems open problems" (Expand search), "color coding problems open problems" (Expand search), "odor coding problems open problems" (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 problems open problems") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding problems open problems\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coding problems open problems ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coding problems open problems") OR ("api python python python programming"))*.