Perhaps you should try some spelling variations:
"coder java complex linear programming" » "coder java complexos linear programming" (Expand search), "coder java complete linear programming" (Expand search), "coder java complex nonlinear programming" (Expand search), "coder naval complex linear programming" (Expand search), "coder brava complex linear programming" (Expand search), "coder parva complex linear programming" (Expand search), "codes java complex linear programming" (Expand search), "xcode java complex 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 java complex linear programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder java complex linear programming\") OR (\"api python python python programming\"))*".
• Removing quotes may allow a broader search: (( coder java complex linear programming ) OR ( api python python python programming ))*.