Perhaps you should try some spelling variations:
"coder coder text categorization program" » "coder coder text categorization proposal" (Expand search), "coder coder text categorization process" (Expand search), "coder coder text categorization from" (Expand search), "coder coder and categorization program" (Expand search), "coder decoder text categorization program" (Expand search), "code code text categorization program" (Expand search), "decoder codec text categorization program" (Expand search), "coder cover text categorization program" (Expand search), "coder modern text categorization program" (Expand search), "coder der text categorization program" (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 coder text categorization program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder text categorization program\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder coder text categorization program ) OR ( api python python python programming ))*.