Perhaps you should try some spelling variations:
"coder computational complexity linear program" » "code computational complexity linear program" (Expand search), "poder computacional complexity linear program" (Expand search), "model computational complexity linear program" (Expand search), "coder computational complex linear program" (Expand search), "coder computational complexos linear program" (Expand search), "coder computational complexidade linear program" (Expand search), "coder computational complexity linear programming" (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 computational complexity linear program") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder computational complexity linear program\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder computational complexity linear program ) OR ( api python python python programming ))*.