Perhaps you should try some spelling variations:
"coder tree algorithm with errors" » "coder tree algorithms with errors" (Expand search), "coder the algorithm with errors" (Expand search), "coder greedy algorithm with errors" (Expand search), "coder tree algorithm with error" (Expand search), "modern tree algorithm with errors" (Expand search), "under tree algorithm with errors" (Expand search), "poder tres algorithm with errors" (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 tree algorithm with errors") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder tree algorithm with errors\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder tree algorithm with errors ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder tree algorithm with errors") OR ("api python python python programming"))*.