Perhaps you should try some spelling variations:
"coder coding using object categorization" » "coder coding using text categorization" (Expand search), "coder coding using the categorization" (Expand search), "coder coding using re categorization" (Expand search), "modern coding using object categorization" (Expand search), "color coding using object categorization" (Expand search), "odor coding using object categorization" (Expand search), "coder loading using object categorization" (Expand search), "coder modeling using object categorization" (Expand search), "coder drying using object categorization" (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 using object categorization") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coding using object categorization\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coding using object categorization ) OR ( api python python python programming ))*.