Perhaps you should try some spelling variations:
"coder code checking linear programming" » "coder code cracking linear programming" (Expand search), "coder code correcting linear programming" (Expand search), "coder code scheduling linear programming" (Expand search), "coder model checking linear programming" (Expand search), "coder body checking linear programming" (Expand search), "code code checking linear programming" (Expand search), "modern code checking linear programming" (Expand search), "color code checking 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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder code checking linear programming\") OR (\"api python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder code checking linear programming ) OR ( api python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder code checking linear programming") OR ("api python python python programming"))*.