Perhaps you should try some spelling variations:
"coder errors in efficient coding" » "coder errors in efficient routing" (Expand search), "coder errors in efficient cement" (Expand search), "code errors in efficient coding" (Expand search), "model errors in efficient coding" (Expand search), "power errors in efficient coding" (Expand search), "coder errors an efficient coding" (Expand search), "coder errors on efficient coding" (Expand search), "coder errors is efficient coding" (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 errors in efficient coding") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder errors in efficient coding\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder errors in efficient coding ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder errors in efficient coding") OR ("api python python python programming"))*.